behavior

JoVE Behavior documents observational and experimental techniques that seek to understand human and animal behavior. Work in this field includes analysis of genetic causes and physiological responses to internal or external stimuli as well as the implicated brain regions.

행동분석학

biochemistry

JoVE Biochemistry publishes experiments that investigate the structure, function, and interactions of biological molecules. The video articles in this section demonstrate methods to study nucleic acids, proteins, carbohydrates and lipids as well as enzyme function, protein folding, molecular interactions and biochemical reactions.

생화학

bioengineering

JoVE Bioengineering merges both physical and life sciences to understand and predict biological processes. Applying physical science tools to life science questions allow for the discovery of better technologies to measure, diagnose, and clinically treat disease.

생체공학

biology

JoVE Biology welcomes all general biology research methodologies. Content in this section canvases all fields of cell, molecular, and organismal biology, ranging from new applications of standard techniques to novel approaches aimed at understanding the functions of life and living organisms. This diverse section includes, but is not limited to, techniques in physical biology, cellular biochemistry, genetics, physiology, systems biology and a combination of eukaryotic and prokaryotic model systems.

생물학

cancer research

JoVE Cancer Research illustrates experimental approaches in biomedical research and clinical practice aimed at understanding, detecting, treating and preventing cancer. The video articles in this section demonstrate methods to study the cellular and molecular mechanisms of cancer, animal models of cancer research, development of new therapies and diagnostics, tumor imaging, chemical and radiation treatments, surgical procedures and improvements in therapy. These video articles offer researchers and clinical practitioners an efficient way to learn the technologies and experimental methods in cancer research.

암 연구학

chemistry

JoVE Chemistry surveys a broad scope of chemical disciplines. This collection includes fundamental and applied research that investigates molecular interactions, properties, and structure spanning in the following core divisions: analytical, organic, organometallic, inorganic, bioinorganic, and biochemistry. This section also includes the design and preparation of materials and small molecules for advanced or unique applications.

화학

developmental biology

JoVE Developmental Biology publishes research methodologies in the field of developmental biology. This includes methods that are used to study biological development in vitro and in vivo at the molecular, cellular, tissue, organ and whole organism levels.

발생학

engineering

JoVE Engineering encompasses a broad range of experimental and instrumental techniques utilized in physics research. Investigations in this area strive to address and answer a broad range of scientific questions, such as device mechanisms and efficiencies, using physical tools. This approach often requires a combination of specialties, and research in this area tends to be interdisciplinary with contributions from mechanical, electrical, and chemical engineers.

공학

environment

JoVE Environment is dedicated to research methodologies that address environmental concerns and seek to better understand Earth's ecosystem.  Special consideration is given to experimental methodologies that assess society’s impact on the environment, suggest solutions for protecting Earth’s resources, and develop sustainable fuel sources. Moving towards an environmentally conscious planet is a collaborative effort with contributions from both life and physical scientists.

환경과학

genetics

JoVE Genetics publishes video articles demonstrating experimental approaches to investigate gene function and regulation. This includes methods to study gene expression, mutagenesis, epigenetics, genetic determinants of development, genetic disorders, population genetics and evolution.

유전학

immunology and infection

JoVE Immunology and Infection includes content from a variety of fields working toward a shared initiative of improving global health. Techniques evaluating the biological response to pathogens from the molecular to organismal level are presented as well as therapeutic agents and their efficacy in treating disease.

면역학 및 감염병학

medicine

JoVE Medicine serves as a connection between basic research and clinical applications. Articles may present medical procedures, case studies or clinical trial methodologies. Included studies are often modeled towards predictive, preventative, personalized, and practical approaches to treatment of disease. The goal of research methodologies in this section is to improve overall patient care and prognosis.

의학

neuroscience

JoVE Neuroscience is a multidisciplinary section devoted to investigations of the structure, function, physiology, and pathophysiology of the brain and nervous system. Included methodologies range from molecular and cellular level studies to full central and peripheral neural systems. Potential treatment platforms and surgical techniques for neurological diseases and disorders are also presented in this section.

신경과학

jove journal

JoVE Journal

과학 비디오 저널. 동료가 검토했습니다. 다학문. PubMed 및 Web of Science에서 색인을 생성했습니다.

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Research

Experimental Protocol for Manipulating Plant-induced Soil Heterogeneity

Coexistence theory has often treated environmental heterogeneity as being independent of the community composition; however biotic feedbacks such as plant-soil feedbacks (PSF) have large effects on plant performance, and create environmental heterogeneity that depends on the community composition. Understanding the importance of PSF for plant community assembly necessitates understanding of the role of heterogeneity in PSF, in addition to mean PSF effects. Here, we describe a protocol for manipulating plant-induced soil heterogeneity. Two example experiments are presented: (1) a field experiment with a 6-patch grid of soils to measure plant population responses and (2) a greenhouse experiment with 2-patch soils to measure individual plant responses. Soils can be collected from the zone of root influence (soils from the rhizosphere and directly adjacent to the rhizosphere) of plants in the field from conspecific and heterospecific plant species. Replicate collections are used to avoid pseudoreplicating soil samples. These soils are then placed into separate patches for heterogeneous treatments or mixed for a homogenized treatment. Care should be taken to ensure that heterogeneous and homogenized treatments experience the same degree of soil disturbance. Plants can then be placed in these soil treatments to determine the effect of plant-induced soil heterogeneity on plant performance. We demonstrate that plant-induced heterogeneity results in different outcomes than predicted by traditional coexistence models, perhaps because of the dynamic nature of these feedbacks. Theory that incorporates environmental heterogeneity influenced by the assembling community and additional empirical work is needed to determine when heterogeneity intrinsic to the assembling community will result in different assembly outcomes compared with heterogeneity extrinsic to the community composition.

Understanding the role of environmental heterogeneity in species coexistence has typically focused on types of heterogeneity that are extrinsic to the community&#8217;s species composition. We provide novel detailed methods for creating soil heterogeneity treatments using soils subject to plant-soil feedback conditioning, or heterogeneity intrinsic to the community composition.

조작 식물에 의한 토양의 이질성에 대한 실험 프로토콜

Coexistence theory has often treated environmental heterogeneity as being independent of the community composition; however biotic feedbacks such as ...

Studying Food Reward and Motivation in Humans

A key challenge in studying reward processing in humans is to go beyond subjective self-report measures and quantify different aspects of reward such as hedonics, motivation, and goal value in more objective ways. This is particularly relevant for the understanding of overeating and obesity as well as their potential treatments. In this paper are described a set of measures of food-related motivation using handgrip force as a motivational measure. These methods can be used to examine changes in food related motivation with metabolic (satiety) and pharmacological manipulations and can be used to evaluate interventions targeted at overeating and obesity. However to understand food-related decision making in the complex food environment it is essential to be able to ascertain the reward goal values that guide the decisions and behavioral choices that people make. These values are hidden but it is possible to ascertain them more objectively using metrics such as the willingness to pay and a method for this is described. Both these sets of methods provide quantitative measures of motivation and goal value that can be compared within and between individuals.

This article describes a set of methods for the measurement of food related motivation and food related goal values in humans.

인간의 음식 보상과 동기 부여를 공부

A key challenge in studying reward processing in humans is to go beyond subjective self-report measures and quantify different aspects of reward such as ...

Psychosurgery

Psychosurgery, the surgical alteration or permanent removal of brain tissue to alleviate severe psychological conditions, stands as one of the most radical and controversial treatments in the history of mental health care. Its development and application have evolved significantly, marked by dramatic shifts in scientific understanding and ethical perspectives.
Historical Development of Psychosurgery
In the 1930s, Portuguese neurologist Antonio Egas Moniz introduced a surgical procedure designed to sever neural pathways between the frontal lobe and thalamus. This intervention aimed to mitigate severe mental health disorders, including schizophrenia and severe anxiety. Despite its crude methodology, the surgeries gained recognition, and Moniz was awarded the Nobel Prize in Physiology or Medicine in 1949.
Walter Freeman, an American neurologist, popularized and coined the term prefrontal lobotomy in the United States, introducing a simplified and faster technique that involved accessing the brain through the eye socket using a surgical instrument similar to an ice pick. Freeman performed over 3,000 lobotomies, often in public demonstrations, and fervently advocated for the procedure as a solution to various psychological disorders. However, his approach often overlooked long-term outcomes and ethical considerations.
Decline of Traditional Lobotomies
The widespread adoption of lobotomies from the 1930s to the 1960s resulted in significant and irreversible harm to many patients. Adverse effects included severe cognitive impairments, memory loss, emotional flatness, and personality changes. Coupled with the advent of psychiatric medications in the mid-1950s, which offered non-invasive alternatives, lobotomies fell out of favor. Reports of poor outcomes and heightened ethical scrutiny further discredited the procedure.
Modern Psychosurgical Techniques
Contemporary psychosurgery employs far more precise and controlled methods, targeting specific brain regions such as the amygdala or anterior cingulate cortex. Techniques like cingulotomy and capsulotomy are used to treat intractable psychiatric conditions such as severe obsessive-compulsive disorder (OCD) and major depressive disorder. These procedures are guided by advanced imaging technologies to minimize damage to surrounding tissues.
Stringent regulations, such as institutional review boards, now govern psychosurgery, ensuring thorough patient evaluation, informed consent, and surgeon&#39;s competency. These measures aim to balance the potential benefits of psychosurgery with its inherent risks, emphasizing its use as a last resort when all other treatments have failed.
Ethical and Scientific Considerations
Despite technological advances, psychosurgery remains a contentious field. Critics point to the procedure&#39;s historical misuse and potential for unintended consequences, while proponents argue for its value in treating otherwise untreatable conditions. Ongoing research seeks to refine surgical techniques and deepen understanding of the brain, underscoring the need for a cautious and ethical approach to this powerful intervention.

Psychosurgery involves removing or permanently destroying brain tissue to treat severe psychological conditions, making it a controversial biomedical ...

Interpersonal Psychotherapy

Interpersonal psychotherapy (IPT) is a structured, time-limited therapeutic approach initially developed to treat depression. It integrates key concepts from psychodynamic, humanistic, and cognitive-behavioral therapies, making it a uniquely eclectic framework. The therapy is rooted in the interpersonal theories of Adolph Meyer and Harry Stack Sullivan, as well as John Bowlby&#39;s attachment theory, and focuses on the interplay between interpersonal relationships and emotional well-being.
Foundations of Interpersonal Psychotherapy
The foundational premise of IPT is that interpersonal relationships significantly influence mood and psychological health. Sullivan emphasized the collaborative role of the therapist as a &#34;participant observer,&#34; working to identify and address maladaptive interpersonal patterns in the client&#39;s daily life. This focus on relationship dynamics distinguishes IPT from other therapeutic models. While it draws on psychodynamic concepts, IPT diverges from traditional psychodynamic therapy by explicitly emphasizing practical strategies to improve interpersonal functioning.
Structure and Scope of IPT
IPT is typically delivered in a short-term format, encompassing 12&#8211;16 sessions. The approach aims to enhance clients&#39; social skills, resolve interpersonal conflicts, and assist with life transitions, such as childbirth, retirement, or bereavement. The therapy is structured around specific problem areas identified during the initial assessment, such as role disputes, role transitions, unresolved grief, or interpersonal deficits. By addressing these areas, IPT helps clients develop healthier relationships and coping mechanisms.
Effectiveness Across Conditions
Originally designed to treat depression, IPT has demonstrated efficacy in combination with pharmacological treatments and as a standalone intervention. Clinical studies have shown its effectiveness in treating various conditions, including substance use disorders and eating disorders, with outcomes comparable to those achieved through cognitive-behavioral therapy. IPT&#39;s success lies in its ability to adapt its core principles to address the unique challenges associated with different mental health disorders.
The integration of theoretical insights with practical strategies makes IPT a versatile and evidence-supported approach, offering a collaborative pathway to improved interpersonal functioning and psychological health.

Interpersonal psychotherapy, or IPT, is an insight-based therapy focusing on the relationship between an individual&#39;s mood and their interpersonal ...

Self-Help Support Groups

Self-help support groups are voluntary, community-based organizations that provide a platform for individuals with shared concerns to exchange support, insights, and practical strategies for coping with life challenges. Typically led by group members or paraprofessionals, these groups form a cornerstone of mental health care, especially in reaching populations that are underserved by traditional healthcare systems.
Accessibility and Cost-Effectiveness
One of the primary strengths of self-help groups is their accessibility. By leveraging community resources and operating at a low cost, they serve individuals who might otherwise face barriers to mental health services, such as those with limited financial means or lower levels of education. These groups offer an inclusive space where participants can openly share experiences, seek advice, and explore solutions in a non-judgmental environment.
The Power of Shared Experience
The effectiveness of self-help groups is rooted in their emphasis on shared experience. Participants gain unique insights from peers who have faced similar challenges, fostering a sense of credibility and understanding that professionals may not always provide. For instance, a rape survivor might find meaningful support and guidance from another survivor who has successfully navigated a similar recovery process. These interactions not only validate individual experiences but also enhance emotional resilience and promote self-efficacy.
Applications in Mental Health and Beyond
Self-help groups address a wide array of issues, including substance abuse, chronic illnesses such as heart disease or cancer, and psychological trauma. Alcoholics Anonymous (AA) exemplifies the impact of these groups, with research highlighting its role in reducing alcohol consumption through mechanisms such as enhanced social networks, improved self-efficacy, increased spirituality, and alleviation of negative emotions.
The Role of Online Platforms
Advances in technology have expanded the reach of self-help groups through online platforms, offering greater accessibility for individuals unable to attend in-person meetings. However, virtual settings pose unique challenges, including the risk of misinformation. In the absence of guidance from a trained professional, members may lack the expertise and knowledge to provide optimal advice. This increases the potential for harmful group dynamics, as evidenced by certain pro-anorexia communities. Effective moderation by group leaders can mitigate these risks, ensuring a safe and constructive environment for all members.
Self-help groups exemplify the value of peer-led initiatives in mental health care, bridging gaps in accessibility and fostering collective resilience through shared understanding and mutual support.

Self-help support groups are voluntary organizations where individuals with common interests meet regularly to discuss shared concerns and provide mutual ...

Couples Therapy

Couples therapy is a therapeutic approach designed to help individuals in intimate relationships address conflicts, improve communication, and foster healthier dynamics. It is appropriate for couples at various stages, including those who are dating, married, or in long-term partnerships, and aims to support partners in navigating their unique relational challenges.
Core Principles and Techniques
Couples therapy often incorporates cognitive-behavioral principles to identify and modify negative patterns within relationships. Therapists guide partners in understanding how their individual backgrounds, beliefs, past experiences, and behaviors influence their interactions. This insight is crucial in addressing issues such as poor communication, infidelity, jealousy, sexual difficulties, substance abuse, and the complexities of blended families or two-career households.
Therapists use various techniques such as validation, reframing, structural change, and detriangulation to promote relational growth. Validation involves acknowledging each partner&#39;s emotions and beliefs, as well as fostering mutual respect and understanding. Reframing helps couples view their challenges as shared problems rather than assigning blame, encouraging collaboration. The structural change focuses on reorganizing interaction patterns to create a supportive and functional environment, while detriangulation addresses external conflicts that may be diverting attention from the relationship itself.
Navigating High-Conflict Relationships
High-conflict relationships present unique challenges due to heightened emotions and volatility. Therapists act as mediators, helping partners navigate intense disagreements and work toward constructive resolutions. These situations require a nuanced approach to de-escalate tensions and facilitate productive dialogue.
Goals and Outcomes
The primary goal of couples therapy is to equip partners with tools to enhance understanding and foster healthier interactions. For some, this process strengthens the relationship, while for others, therapy may reveal irreconcilable differences, leading to a mutual decision to separate. Regardless of the outcome, therapy emphasizes clarity and informed decision-making, enabling couples to navigate their circumstances with greater insight and confidence.
By addressing relational dynamics and promoting constructive change, couples therapy supports partners in building more harmonious connections or reaching resolutions that align with their well-being.

Couples therapy helps individuals in intimate relationships resolve conflicts and improve dynamics. Couples may be dating, married, or in long-term ...

Community Based Intervention

Community-based interventions in mental health represent a paradigm shift from institution-centered care to treatments embedded within the fabric of local communities. By prioritizing inclusion and leveraging existing societal structures, this approach fosters a supportive environment conducive to addressing mental health challenges while promoting individual dignity and agency.
Foundations of Community Mental Health Programs
Central to the success of community-based interventions is the training of local stakeholders such as teachers, nurses, and community members. These individuals are equipped with fundamental counseling skills and are often involved in workshops aimed at stress management, substance abuse reduction, and interpersonal skill development. Such initiatives help extend mental health care beyond specialized professionals, making it more accessible and reducing stigma.
The deinstitutionalization movement of the 1960s marked the beginning of this transition. It was driven by concerns over the ethical failings of institutional care, which often subjected individuals to neglect and abuse, and by economic considerations regarding the unsustainable costs of long-term institutionalization. As individuals were reintegrated into communities, the focus shifted to creating support systems that address mental health in a holistic, culturally sensitive manner.
Empowerment and Sustainability
Community-based mental health programs emphasize empowerment, enabling individuals to actively engage in their recovery and integrate fully into familial and societal contexts. This approach, championed by community psychologists, seeks to cultivate long-term well-being by embedding care within the individual&#39;s social and cultural milieu.
However, these programs require robust support in terms of local resources and government funding. Sustainable initiatives are essential to ensure continuity in care and to prevent adverse outcomes, such as homelessness, for individuals with chronic mental health conditions. Investment in community-based interventions not only alleviates the strain on formal healthcare systems but also promotes a more inclusive and equitable approach to mental healthcare.

Community-based intervention provides care within society and family, fostering inclusion and treating mental health in familiar settings like community ...

Family Therapy

Family therapy conceptualizes psychological challenges as arising from dysfunctional interactions within the family unit, rather than as isolated issues within individuals. This approach seeks to address and transform the patterns of communication, roles, and relationships within families to promote healthier dynamics and emotional well-being for all members.
Strategic Family Therapy
Strategic family therapy emphasizes resolving communication barriers and improving problem-solving abilities among family members. Therapists employ carefully planned tasks, known as directives, to alter dysfunctional interaction patterns. One notable technique is the use of paradoxical requests, where problematic behaviors are reframed in unexpected ways to elicit change. For example, a couple prone to frequent arguments might be instructed to argue more intentionally, thereby reframing their conflict as an expression of connection. This paradoxical approach often leads to reduced conflict and an improved relationship dynamic by altering the way family members perceive and engage in their interactions.
Structural Family Therapy
Structural family therapy focuses on reorganizing the family&#39;s hierarchical structure and boundaries to enhance functionality. Therapists actively participate in family activities to observe and modify interactions, fostering healthier dynamics. For instance, helping a teenager who initially sought their family&#39;s attention by refusing to eat to express their needs verbally, ultimately leading them to stop using food refusal as a way to seek affection. This direct engagement strengthens communication, reinforces healthy boundaries, and empowers the family to support each member&#39;s needs effectively.
Effectiveness and Applications
Research demonstrates that family therapy is as effective as individual therapy, offering distinct advantages for families dealing with relational or systemic issues. By addressing problems within their broader context, family therapy promotes growth and healing not just for individuals but for the family as a cohesive unit. Approaches such as strategic and structural therapy exemplify the flexibility and efficacy of this modality, making it a valuable tool in fostering healthier familial relationships and emotional resilience.

Family therapy views psychological problems as rooted in dysfunctional family systems rather than in an individual.
The primary focus of treatment is the ...

Rational Emotive Behavior Therapy

Cognitive-behavioral therapies (CBTs) are grounded in the belief that our thoughts profoundly influence our emotions and actions. Advocates of CBT emphasize three core assumptions: first, that cognitions are identifiable and measurable; second, that they are central to psychological functioning; and third, that irrational or maladaptive beliefs can be replaced with rational and adaptive ones. This transformative approach to therapy has paved the way for specific models such as Albert Ellis&#39;s Rational Emotive Behavior Therapy (REBT), which integrates both cognitive and behavioral elements to foster mental well-being.
The ABCs of Rational Emotive Behavior Therapy
Ellis introduced REBT in the mid-1950s as a pioneering cognitive-behavioral framework. At its core lies the ABC model, which outlines the interaction between activating events (A), belief systems (B), and emotional and behavioral consequences (C). For instance, two individuals receiving the same test score may exhibit vastly different responses due to disparities in their belief systems. Rational beliefs, characterized by flexibility and self-acceptance, contrast sharply with irrational beliefs, which often involve unrealistic demands and catastrophic thinking.
To address irrational beliefs, Ellis extended the ABC model to include disputation (D), effective new beliefs (E), and fostering desired feelings and behaviors (F). Therapists employing REBT actively challenge clients&#39; maladaptive beliefs and encourage rational rethinking. Assignments or &#8220;homework&#8221; often reinforce this process, such as tasks designed to confront and disprove fears tied to irrational thoughts.
Cognitive-Behavioral Therapy: Expanding on Rationality
CBT builds upon the principles of cognitive psychology and behaviorism, focusing on present cognitive and behavioral interactions rather than past influences. It posits that psychological disorders stem from illogical thought patterns, which, when restructured into logical and rational frameworks, lead to symptom alleviation. The three overarching goals of CBT include symptom relief, equipping clients with coping strategies, and fostering a shift from self-defeating to self-enhancing thoughts.
By blending cognitive interventions with behavioral techniques, CBT offers a robust, action-oriented approach to mental health, emphasizing the transformative power of rational thinking and adaptive behavior.

In the mid-1950s, Albert Ellis developed rational emotive behavior therapy or REBT, a key example of a cognitive-behavioral approach.
He introduced the ...

Electroconvulsive Therapy

Electroconvulsive therapy (ECT), or shock therapy, remains a critical biomedical intervention for severe, treatment-resistant depression. While its origins can be traced back to Hippocrates&#39; observations that malaria-induced convulsions alleviated mental illness, modern ECT has evolved significantly from its earlier, more primitive applications. First introduced in 1938 by Ugo Cerletti and his colleagues, ECT involves inducing controlled seizures using electrical currents. In its early years, patients were subjected to the procedure without anesthesia, leading to severe bodily convulsions and a barbaric reputation. Today, however, ECT is far more refined and safer due to anesthesia, muscle relaxants, and targeted stimulation.
The current ECT procedure involves administering a brief electric pulse, typically lasting less than a second, through electrodes placed on the patient&#39;s scalp. This electrical current triggers a seizure lasting approximately 60 seconds. Patients are rendered unconscious with anesthesia and muscle relaxants to prevent physical convulsions, ensuring minimal discomfort. Increasingly, the stimulation is applied to the brain&#39;s right hemisphere, reducing the risk of memory loss and cognitive impairments, which are among ECT&#39;s most debated side effects. Patients awaken shortly after the procedure with no memory of the treatment, and recovery occurs within 30 minutes.
ECT is primarily used for individuals with severe depression who do not respond to medication or psychotherapy. It is particularly effective for cases involving acute suicidality, offering rapid mood improvement. Studies report that after two to four weeks of treatments &#8212; typically three sessions per week &#8212; approximately 70% of patients experience significant relief. This success has been attributed to ECT&#39;s ability to reduce overactivity in brain regions associated with depression and potentially stimulate neurogenesis, promoting the growth of new neurons and synaptic connections.
Despite its effectiveness, ECT remains controversial due to its side effects, including memory loss and cognitive impairment. Though modern advancements, such as unilateral stimulation and refined protocols, have reduced these risks, they still warrant careful consideration. Long-term efficacy also remains uncertain, as relapses can occur, necessitating maintenance therapies like antidepressants or exercise. Nonetheless, ECT continues to save lives, especially in severe cases of depression where other treatments fail. For many, its benefits far outweigh the risks.

Electroconvulsive therapy, or ECT, commonly known as shock therapy, originated from Hippocrates&#39; observations in ancient Greece, who noted that ...

Beck's Cognitive Therapy

Cognitive therapy is a psychological approach designed to address distortions in thinking, which can lead to negative emotions and unrealistic beliefs. These cognitive distortions often influence how individuals interpret and respond to situations, exacerbating emotional distress. Below are some prevalent cognitive distortions, their characteristics, and examples of how they manifest in thought processes.
Arbitrary Inference
Arbitrary inference involves making conclusions without sufficient evidence, often based solely on personal assumptions. This type of distortion disregards facts and relies on conjecture. For example, an individual may interpret a canceled lunch appointment as evidence that their friend is seeing someone else, despite having no supporting evidence. This tendency to jump to conclusions can lead to unwarranted anxiety or mistrust.
Selective Thinking
Selective thinking occurs when a person fixates on one aspect of a situation, ignoring other relevant details that might provide balance or perspective. For instance, a student might receive praise for their work but focus entirely on a minor critique, concluding that their performance was poor. This cognitive bias limits the individual&#39;s ability to see the broader context of their achievements or the constructive nature of feedback.
Overgeneralization
Overgeneralization involves drawing broad, often exaggerated conclusions based on a single incident. For example, someone reprimanded at work might irrationally assume that their work relationships are doomed and envision a cascade of negative outcomes. This distortion perpetuates feelings of hopelessness and unwarranted despair.
Magnification and Minimization
In this distortion, individuals amplify the significance of negative events while downplaying positive ones. For example, a student who consistently excels academically might catastrophize a single mediocre grade as a sign of inevitable failure, disregarding their overall success. This imbalance skews self-assessment and fosters unwarranted negative self-perceptions.
Personalization
Personalization involves taking unwarranted responsibility for external events. For example, a person might attribute their partner&#39;s bad mood to their actions, ignoring external factors such as work-related stress. This distortion often results in misplaced guilt or self-blame.
Cognitive therapists aim to address these distortions by encouraging clients to evaluate their beliefs critically. Through structured questioning, such as examining the origin or evidence of a belief, clients are guided to identify and challenge illogical patterns. This process fosters more balanced and realistic thinking, improving emotional well-being and resilience.

Cognitive therapy, developed by Aaron T. Beck, addresses distorted thinking and unrealistic beliefs, particularly in depression.
Some of the common ...

Cognitive Therapy

Cognitive therapy, pioneered by Aaron T. Beck in the 1960s, is a structured approach to addressing psychological distress by focusing on the influence of thoughts on emotions and behaviors. All cognitive therapies involve the basic assumption that human beings have control over their feelings, and that how individuals feel about something depends on how they think about it. Unlike psychoanalytic methods that delve into unconscious processes or humanistic approaches emphasizing self-actualization, cognitive therapy targets distorted or dysfunctional thought patterns, aiming to restructure these to alleviate maladaptive behaviors and emotional responses.
Principles of Cognitive Therapy
Central to cognitive therapy is the concept of cognitive restructuring, which involves identifying and modifying distorted thinking patterns (cognitive distortions). For example, a client may interpret a single academic failure as indicative of global incompetence, leading to feelings of worthlessness. Through guided questioning, therapists challenge these irrational beliefs and help clients develop more accurate, rational perspectives. This active and structured process distinguishes cognitive therapy as an action-oriented approach rather than one focused on uncovering historical psychological roots.
Application to Depression and Other Disorders
Initially developed to treat depression, cognitive therapy has demonstrated effectiveness across a range of psychological disorders. Beck&#39;s work emphasized the role of self-defeating attitudes and negative automatic thoughts in perpetuating depressive states, even amidst positive life circumstances. By addressing these maladaptive cognitions, clients can reframe their interpretations of situations, reducing distress and promoting healthier emotional responses.

Cognitive therapy is a form of psychotherapy that emphasizes the role of thoughts in causing emotional distress and maladaptive behaviors.
It aims to ...

Group Therapy

Group therapy is a sociocultural approach to psychological treatment, where individuals with shared psychological challenges come together under the guidance of a mental health professional. This therapeutic modality offers unique opportunities for individuals to connect, share, and grow within the context of a supportive group. By fostering mutual understanding and collaboration, group therapy can address a range of psychological concerns effectively, often complementing or surpassing the benefits of individual therapy.
Benefits of Group Therapy
Group therapy promotes universality, helping participants realize that others share similar struggles, which can reduce feelings of isolation and shame. For instance, a child dealing with poor social skills may benefit from observing and practicing interpersonal techniques within a structured group setting. Similarly, a woman with postpartum depression might feel less guilt and more connection in a group of others facing the same challenges.
Altruism is another key feature: participants provide support, advice, and empathy to one another, which can enhance feelings of competence and efficacy. Additionally, the group environment fosters interpersonal learning, where individuals receive feedback from peers, enabling them to refine social behaviors and develop healthier interaction patterns. For those with specific needs, such as sexual abusers, group therapy offers a safe space for practicing social skills, modeling openness, and confronting harmful patterns.
Challenges and Considerations
While group therapy has significant advantages, it is not without challenges. Participants may initially feel reluctant to share personal issues with strangers, and confidentiality concerns can arise if members disclose private information outside the group. Personality conflicts and disagreements within the group can also present obstacles. Despite these challenges, effective facilitation ensures a balanced and inclusive environment where everyone benefits from the group dynamic.
Applications and Formats
Group therapy can adopt various forms, including psychodynamic, humanistic, behavioral, or cognitive approaches. Psycho-educational groups address specific topics, such as coping with a family member&#39;s illness or overcoming bullying, often within school settings. Structured groups have defined goals and activities, while unstructured groups allow members to determine the focus collaboratively. These diverse formats cater to different therapeutic needs, making group therapy an adaptable and powerful tool for psychological growth and healing.

Group therapy is a sociocultural approach to treating psychological disorders, where individuals with similar issues participate in guided sessions led by ...

Drug Therapy

The advent of drug therapy has profoundly shaped modern mental health care, providing targeted treatments for a range of psychological disorders. Psychotherapeutic drugs, classified into antianxiety, antidepressant, and antipsychotic medications, address symptoms across anxiety disorders, mood disorders, and schizophrenia. While these medications have transformed patient outcomes, they require careful management due to their potential side effects and limitations.
Antianxiety Medications
Antianxiety drugs, commonly known as tranquilizers, include benzodiazepines such as Xanax, Valium, and Librium. These medications alleviate anxiety by binding to neurotransmitter receptors that are hyperactive during periods of distress. Although benzodiazepines act rapidly and are effective for short-term relief, they pose risks of addiction, drowsiness, impaired coordination, and potentially harmful interactions with alcohol and other drugs. Alternatives like buspirone (BuSpar) offer less addictive solutions but may take longer to provide symptomatic relief. Caution is essential in prescribing these medications, particularly for long-term use, due to their addictive potential.
Antidepressant Drugs
Antidepressants regulate mood by influencing brain neurotransmitters, particularly serotonin and norepinephrine. Types of antidepressants such as tricyclics and tetracyclics, named for their molecular structures, have demonstrated efficacy but come with significant side effects such as dizziness, memory issues, and faintness. Monoamine oxidase (MAO) inhibitors, though effective, are less commonly used due to dietary restrictions and risks of high blood pressure. More commonly prescribed are selective serotonin reuptake inhibitors (SSRIs), which target serotonin reabsorption, offering fewer side effects and broad applications for mood, anxiety, and even chronic pain disorders. However, withdrawal from SSRIs requires careful management to avoid severe symptoms.
Mood Stabilizers Medications
Lithium remains a cornerstone treatment for bipolar disorder, effectively managing manic episodes and stabilizing mood. Its therapeutic benefits are tempered by a narrow safety margin, requiring careful blood monitoring to avoid toxicity. Side effects such as weight gain, thyroid issues, and kidney complications are common, highlighting the need for patient adherence and regular medical supervision.
Antipsychotic Medications
Antipsychotics have revolutionized schizophrenia treatment by reducing symptoms such as hallucinations and agitation. Neuroleptics, the most widely used class, modulate dopamine pathways but are associated with severe side effects, including tardive dyskinesia, a condition characterized by involuntary facial and limb movements. Newer atypical antipsychotics, such as Clozaril and Risperdal, also target serotonin and have fewer side effects, but challenges remain in patient adherence and long-term symptom management. Combining medication with psychotherapy and skill-building therapies improves outcomes, emphasizing the importance of holistic care.
Drug therapies, while pivotal in psychiatric treatment, require personalized and cautious administration. Side effects, risk of dependency, and adherence issues necessitate a balanced approach, often integrating pharmacological interventions with psychotherapy for optimal results.

The development of psychotherapeutic drugs revolutionized mental healthcare, offering effective treatments for anxiety, mood disorders, and 
...

Humanistic Therapy

Humanistic therapies emphasize personal growth, self-understanding, and the fulfillment of human potential. Rooted in the belief that individuals inherently strive toward self-actualization, these approaches encourage clients to explore their feelings and experiences in a supportive, nonjudgmental environment. Humanistic therapies differ from psychodynamic approaches by focusing on conscious experiences, present circumstances, and the potential for self-improvement rather than past conflicts and unconscious drives.
Carl Rogers&#39; client-centered therapy is a cornerstone of humanistic psychotherapy. It aims to foster self-acceptance and unity between the client&#39;s actual self and ideal self. Therapists create a therapeutic environment characterized by three essential elements:
<ol>
	<li>Unconditional Positive Regard: Therapists affirm the inherent worth of clients, offering nonjudgmental acceptance to promote self-acceptance.</li>
	<li>Empathy: By deeply understanding and reflecting on the client&#39;s emotions, therapists help clients feel heard and validated.</li>
	<li>Genuineness: Therapists are authentic and transparent, fostering a genuine connection with the client.</li>
</ol>
Active listening and reflective speech are central techniques that allow clients to identify and articulate their feelings. For example, a therapist might mirror a client&#39;s grief or anger, encouraging deeper emotional exploration.
Gestalt therapy, developed by Fritz Perls, focuses on integrating conflicting aspects of the self to achieve wholeness. Techniques like the two-chair dialogue allow clients to confront and synthesize opposing parts of their personality, fostering authenticity and emotional balance. Gestalt therapy emphasizes the &#34;here and now,&#34; urging clients to take responsibility for their feelings and actions. Techniques such as the two-chair method in Gestalt therapy, where clients alternate speaking from different perspectives to address and resolve internal conflicts, help promote self-awareness and integration.
Existential therapy, exemplified by Viktor Frankl&#39;s logotherapy, explores meaning-making as a response to life&#39;s challenges. Frankl believed that even in dire circumstances, individuals could find purpose and maintain dignity. Existential therapists help clients confront themes like freedom, isolation, and mortality, encouraging personal responsibility and resilience.
Humanistic principles are integral to various contemporary approaches, including motivational interviewing, which leverages empathy and reflective listening to encourage behavior change. Whether addressing mental health conditions or lifestyle modifications, humanistic therapies remain influential in fostering emotional awareness, self-empowerment, and authentic living.

Humanistic therapy focuses on self-healing, conscious thoughts, the present, and self-fulfillment, encouraging individuals to realize their potential and ...

Operant Conditioning Intervention

Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are reinforced tend to recur, whereas those that are not reinforced eventually diminish or become extinct. For example, obsessive-compulsive disorder (OCD) behaviors, such as compulsive checking rituals, are maintained through negative reinforcement. A compulsive action, like repeatedly checking if a door is locked, alleviates anxiety and prevents anticipated negative outcomes, reinforcing the behavior. Therapy based on operant conditioning addresses this by extinguishing avoidance learning. The individual is gradually exposed to situations without performing the compulsion, demonstrating that the feared outcomes do not occur. Simultaneously, relaxation training and alternative coping mechanisms are introduced to reduce anxiety, breaking the cycle of compulsive reinforcement.
Behavioral therapies based on operant principles are particularly effective for populations with limited cognitive abilities, such as children or adults with developmental disabilities. In treating autism spectrum disorder (ASD), behavioral therapies have proven highly effective. It is used to address self-injurious behaviors, promote communication, and enhance cognitive and language development. Research indicates that intensive early interventions can significantly improve outcomes for children with ASD.
One widely implemented operant conditioning technique is the token economy. This method is commonly used in controlled environments, such as psychiatric hospitals, to encourage positive behaviors. Tokens, which serve as secondary reinforcers, are awarded for desirable actions and can be exchanged for privileges or rewards. For instance, patients may earn tokens for completing daily tasks or engaging in social interactions, which they can later trade for amenities like extra leisure time or preferred activities. The structured reinforcement system of token economies fosters sustained behavioral improvements across diverse clinical settings.

Operant conditioning suggests that behaviors are shaped by their consequences.
Behaviors followed by positive outcomes are reinforced, such as a child ...

Modeling in Therapy

Modeling, a key technique in therapy, uses observational learning to help clients acquire and practice new skills by watching therapists demonstrate desired behaviors. This approach, rooted in Albert Bandura&#39;s concept of vicarious learning, plays a significant role in therapeutic interventions for various psychological conditions, including social anxiety, ADHD, and depression.
Participant Modeling
Participant modeling involves therapists demonstrating calm and effective behaviors in situations that clients find challenging. The therapist first models a constructive approach to the feared object or scenario and then guides the client through the same process step-by-step until the client gains the confidence to manage independently. This technique helps clients confront their fears in a controlled and supportive environment.
Assertion Training
Assertion training incorporates modeling to help individuals express their thoughts and feelings assertively while avoiding extremes of submissiveness and aggressiveness. This training teaches clients to advocate for themselves respectfully and effectively, ensuring that their needs and rights are recognized. The focus is on fostering assertiveness as the balance between passivity and hostility, a skill particularly valuable for those with social anxiety or interpersonal challenges.
Behavioral Rehearsal
Behavioral rehearsal, often integrated with assertion training, employs role-playing exercises to enhance the client&#39;s skills. The therapist assumes the role of a significant figure in the client&#39;s life, such as a supervisor or family member, allowing the client to practice responses in a simulated interaction. As a result, role reversal enables the therapist to model ideal verbal and nonverbal communication, illustrating not just what to say but also how to say it effectively. Feedback and coaching refine the client&#39;s performance, helping them build confidence and competence.
Applications Beyond Therapy
These techniques extend beyond therapy sessions by encouraging clients to apply learned skills in real-life situations. By practicing outside the therapeutic setting, clients consolidate their learning and improve their ability to handle social interactions. Modeling and social skills training are instrumental in managing conditions such as schizophrenia, autism spectrum disorders, and ADHD, where improved interpersonal and coping skills can significantly enhance quality of life.
Through structured observation, practice, and application, modeling serves as a powerful tool in helping clients overcome barriers and adopt constructive behaviors.

Modeling allows clients to learn by watching therapists demonstrate positive behaviors, such as maintaining eye contact during conversations.
Similarly, ...

Behavior Therapy

Behavior therapy incorporates diverse techniques rooted in classical conditioning principles to address maladaptive behaviors and anxiety disorders. These methods aim to reduce avoidance behaviors, foster adaptive coping mechanisms, and alter associations between stimuli and responses, making them effective in a wide range of therapeutic contexts.
Exposure therapy is a cornerstone of behavioral treatment for anxiety disorders. It involves systematic exposure to feared stimuli, either in real life, through visualization, or via virtual reality, to desensitize the individual. Gradual exposure, beginning with the least anxiety-provoking scenarios and progressing to more challenging ones, is designed to help clients build tolerance.
Systematic desensitization builds upon this by pairing exposure with relaxation techniques. For instance, someone with a fear of public speaking may practice relaxation while initially speaking to a single person and then gradually progressing to larger audiences, reducing anxiety through reciprocal inhibition.
Flooding involves directly confronting the most anxiety-inducing stimuli in a controlled setting to extinguish avoidance behaviors. Unlike graded exposure, flooding does not follow a hierarchical approach. For example, an individual with a phobia of dogs might be guided to interact with a calm and friendly dog immediately, enabling them to experience the absence of feared consequences, which helps diminish their fear response.
Aversive conditioning is employed to deter undesirable behaviors by pairing them with unpleasant experiences. For example, to address overeating, therapists may use aversive stimuli, such as a bitter taste, to create a negative association with the behavior. This method conditions the individual to avoid the maladaptive behavior due to its unpleasant consequences.
Relaxation techniques, including deep breathing and progressive muscle relaxation, are integral to these therapies. They work through reciprocal inhibition, whereby a physiological state incompatible with anxiety, such as relaxation, counteracts the anxious response. By combining relaxation with gradual or direct exposure, individuals can recondition their responses to previously feared stimuli, fostering long-term behavioral change.

In behavior therapy, a therapist employs principles of learning, such as classical and operant conditioning, to help clients change undesirable 
...

Psychodynamic Therapy

Psychodynamic therapies emphasize the exploration of unconscious processes and early childhood experiences as fundamental contributors to psychological difficulties. These therapies, deeply rooted in Freud&#39;s psychoanalytic theory, aim to uncover and resolve unconscious conflicts, granting individuals insights that promote emotional and behavioral healing. Contemporary psychodynamic approaches have evolved, integrating a broader range of influences and methodologies while still valuing the unconscious mind and the therapeutic relationship.
Freud&#39;s psychoanalysis is the cornerstone of psychodynamic therapies. He proposed that unconscious conflicts, often originating in childhood, manifest as present-day psychological problems. Through techniques such as free association, dream analysis, and interpretation, psychoanalysts endeavor to illuminate these hidden struggles.
Free Association encourages clients to articulate thoughts without censorship, facilitating the emergence of repressed emotions or memories. Freud viewed moments of resistance &#8212; when clients hesitated or avoided certain topics &#8212; as indicators of unresolved conflicts.
Dream Analysis involves interpreting dreams&#39; manifest content (the recalled narrative) to reveal their latent content or hidden unconscious meanings. Freud believed that dreams serve as a disguised outlet for repressed wishes, often rooted in sexual or aggressive instincts.
Interpretation entails uncovering symbolic meanings in clients&#39; words and actions and offering hypotheses about unconscious motivations that drive behaviors.
Freud highlighted the importance of transference, where clients project feelings toward significant figures in their lives onto the therapist. This phenomenon provides a window into relational patterns and unresolved emotions, which therapists can help clients process. Conversely, resistance reflects unconscious defense mechanisms that hinder therapy progress. Psychoanalysts work to address and understand these resistances, aiding clients in confronting difficult truths.
Modern psychodynamic therapies have shifted focus, often prioritizing the conscious mind and current relationships over Freud&#39;s emphasis on sexual conflicts. They explore recurring life patterns, significant past events, and distressing emotions to provide insight. Therapists, influenced by figures like Heinz Kohut, emphasize empathy and healthy therapeutic relationships as a means to foster self-understanding and emotional resilience. Contemporary practices also adapt to practical constraints, favoring weekly sessions over the intensive regimens of Freud&#39;s era.
This evolution reflects an enduring commitment to exploring the depths of the human psyche while embracing contemporary perspectives on mental health.

Psychodynamic therapy explores the unconscious mind, such as repressed memories, conflicts, and early childhood experiences, to understand current ...

Elements Crucial for Effective Psychotherapy

Research has highlighted several critical factors that influence the effectiveness of psychotherapy, such as the therapeutic alliance, the therapist, and the client.
The Therapeutic Alliance
The therapeutic alliance refers to the relationship between the therapist and the client. The alliance strengthens when the therapist and the client engage in a nurturing, supportive, trusting, empathetic, and respectful relationship, improving therapeutic outcomes. Therapists must monitor this relationship continuously, as studies suggest that clients who rate the alliance poorly are more likely to discontinue therapy or have negative experiences. Conversely, those who share a strong bond with their therapist are more likely to see successful outcomes.
The Therapist
The effectiveness of psychotherapy can depend significantly on the therapist&#39;s skill set and expertise. Experienced therapists deeply understand psychological issues and are committed to adapting their approach based on ongoing progress. Research also suggests that the compatibility between the therapist&#39;s style and the client&#39;s personality plays a crucial role in therapy success. For example, a more flexible and laid-back therapist may succeed with a client who resists change, while a directive approach may work better for others.
The Client
Another major determinant of therapeutic outcomes is the client&#39;s role in the process. Meta-analyses suggest that the client&#39;s participation is one of the most critical factors in determining success. While clients often seek therapy for life challenges, their strengths, skills, and motivation largely contribute to their progress. Research has consistently shown that therapy&#39;s success depends significantly on the client&#39;s engagement, and clients who fail to participate actively are more likely to experience unsatisfactory results.

Effective psychotherapy depends on three crucial elements&#8212; the therapeutic alliance, the therapist, and the client.
The therapeutic alliance refers ...

Treatment Strategies for Psychological Disorders

Treatment approaches for psychological disorders fall into three main categories: psychological, biological, and sociocultural. Each approach targets different aspects of mental health, requiring varying levels of education and training.
Psychological therapies focus on modifying emotions, thoughts, and behaviors through talking, interpreting, listening, rewarding, challenging, and modeling. Clinical psychologists, counselors, and social workers commonly practice psychotherapy. Clinical psychologists typically hold a Ph.D. or Psy.D., which involves years of graduate education, supervised clinical practice, and a clinical internship. Licensing and certification are two processes through which society regulates psychotherapy practitioners. Specific laws govern the requirements for obtaining a license or certification, ensuring that professionals meet specific educational and training standards. These regulations outline the necessary qualifications and mandate formal examinations to assess the practitioner&#39;s skills and competency before allowing them to practice.
Biological therapies, or biomedical therapies, aim to treat psychological disorders by altering physical body functions, often through medications. This approach views mental health disorders similarly to physical diseases, requiring medical intervention. Practitioners of biological therapies are generally medical doctors (MDs), with psychiatrists specializing in this field. Psychiatrists undergo medical school, residency, and specialized training in psychiatry. While both psychologists and psychiatrists can administer psychotherapy, only psychiatrists can prescribe medication. If medication is necessary, a psychotherapist may refer clients to a psychiatrist for prescriptions.
Sociocultural therapies emphasize the impact of social and cultural factors on mental health. This approach considers the individual&#39;s relationships, societal roles, and cultural influences in developing and treating psychological issues. Practitioners include psychotherapists, social workers, and psychiatric social workers, who are trained to intervene in the context of these social systems. Social workers typically hold a master&#39;s degree in social work (MSW), and psychiatric social workers receive additional training in mental health. Paraprofessionals, individuals without formal mental health qualifications but trained by professionals, can also assist, often bringing personal experience with specific disorders.

Treatment strategies for psychological disorders fall under three broad approaches - psychological, biological, and sociocultural.
The psychological ...

Psychotherapy

Psychotherapy is a versatile, nonmedical approach aimed at helping individuals address emotional, behavioral, and interpersonal issues to enhance their overall well-being. It can involve one-on-one sessions, couples counseling, or small group discussions with a therapist. The therapeutic process includes various techniques such as open discussion, interpretation of thoughts and behaviors, active listening, positive reinforcement, and role modeling. Psychotherapy aims to support individuals in understanding themselves better, whether or not they have diagnosed mental health conditions.
Insight Therapies
Insight therapies focus on uncovering the psychological motives behind behavior. By exploring unconscious processes, emotions, and past experiences, these therapies aim to help individuals better understand their actions and thought patterns. Psychodynamic therapy, based on Freud&#39;s psychoanalytic principles, delves into unresolved conflicts stemming from childhood. Humanistic therapy, developed by Carl Rogers, emphasizes personal growth and self-actualization, encouraging clients to explore their potential. Existential therapy addresses questions of meaning, freedom, and responsibility, while group therapy fosters interpersonal learning through shared experiences within a group setting.
Action Therapies
Action therapies, on the other hand, focus on modifying harmful thoughts and behaviors without delving deeply into their origins. Cognitive and cognitive-behavioral therapies (CBT) are the most widely used action therapies. Cognitive therapy helps individuals identify and challenge distorted or irrational thought patterns, while CBT combines this cognitive restructuring with behavioral techniques. The aim is to replace negative thought patterns with healthier, more adaptive ones and to encourage positive behavioral changes. These therapies are highly effective in treating conditions such as depression, anxiety disorders, and phobias.

Psychotherapy is a nonmedical approach designed to help individuals recognize and address emotional, behavioral, and interpersonal problems to improve ...

Conduct Disorder

Conduct disorder is a complex mental health diagnosis characterized by a repetitive and persistent pattern of behavior that violates societal norms, the rights of others, or age-appropriate rules. The diagnostic criteria for conduct disorder require the presence of at least three problematic behaviors within the past 12 months, with at least one occurring in the past six months. These behaviors are grouped into four categories: aggression toward people and animals; destruction of property; deceitfulness or theft; and serious violations of rules. The severity of symptoms, age of onset, and associated features all play crucial roles in understanding the disorder&#39;s impact and prognosis.
Diagnostic Features and Severity
The behaviors defining conduct disorder range from bullying, physical cruelty, and theft, to truancy and property destruction. Severity is categorized as mild, moderate, or severe, based on the number of symptoms and their impact on others. Childhood-onset conduct disorder, marked by symptoms before age 10, is associated with a poorer prognosis compared to adolescent-onset conduct disorder. Those with the specifier &#34;limited prosocial emotions&#34; &#8212; such as lack of remorse, callousness, or shallow affect &#8212; exhibit a more severe and persistent course.
Associated Factors and Risks
A combination of genetic, environmental, and temperamental factors influences conduct disorder. Risk factors include parental neglect, inconsistent discipline, exposure to violence, and association with delinquent peers. Neurobiological findings, such as reduced autonomic fear responses, and structural differences in brain regions associated with emotional regulation, have been observed but are not diagnostic. Co-occurring conditions, including ADHD, substance use disorders, and mood disorders, are common and can exacerbate the symptoms of conduct disorder.
Developmental Trajectory
Conduct disorder typically emerges during middle childhood or adolescence, often following oppositional defiant disorder. Symptoms evolve with age, beginning with less severe behaviors such as lying and escalating to more severe actions like theft and aggression. While the majority of cases remit by adulthood, childhood-onset conduct disorder is strongly predictive of antisocial personality disorder and other psychosocial difficulties later in life.
Sociocultural and Gender Considerations
The expression of conduct disorder behaviors differs by gender, with boys more likely to exhibit physical aggression and girls more often engaging in relational aggression or truancy. Cultural and environmental contexts, such as systemic oppression or high-crime areas, may influence the prevalence and manifestation of conduct disorder, necessitating careful diagnostic evaluation to avoid bias.
Conduct disorder presents significant challenges for affected individuals, families, and communities. Its association with academic failure, legal issues, and health risks underscores the importance of early intervention and comprehensive treatment approaches tailored to the individual&#39;s developmental and social context.

Conduct disorder involves a repetitive pattern of behavior violating others&#39; rights or societal norms, typically emerging in childhood or 
...

Learning Disabilities

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading, without indicating overall intellectual or developmental challenges. These disabilities differ from global intellectual or developmental disabilities as they are limited to distinct cognitive functions. Common learning disabilities include dysgraphia, dyslexia, and dyscalculia, each of which impacts unique aspects of learning.
<h4>Dyslexia</h4>
Dyslexia is a learning disability characterized by difficulties with reading fluency and comprehension despite normal intelligence. Individuals with dyslexia often struggle to decode and interpret written text. They may require additional time for reading and have difficulty associating letters with their corresponding sounds. Research has shown that dyslexia is independent of general cognitive ability, occurring across a broad spectrum of IQ levels.
<h4>Dysgraphia</h4>
Dysgraphia is marked by difficulty in writing legibly and coherently, making the physical act of writing a significant challenge. This impairment often contrasts with the individual&#39;s overall intellectual potential. Children with dysgraphia may struggle to translate their thoughts into written words and face spatial organization challenges, affecting handwriting consistency. These difficulties often require academic accommodations, such as assistive technologies or alternative assessment methods, to ensure success in educational settings.
<h4>Dyscalculia</h4>
Dyscalculia affects a child&#39;s ability to learn and understand arithmetic. Early signs include difficulty recognizing the quantity of small groups of objects without counting. Other challenges involve memorizing basic math facts, organizing numerical information, and distinguishing between numerical symbols and their verbal equivalents.

Learning disabilities are cognitive disorders caused by neurological impairments that affect cognitive functions like language and reading without ...

Analyzing Situations in Helping Behavior

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
Social psychologists and personality psychologists both attempt to predict human behavior, but they focus on very different factors. Whereas personality psychologists focus on how personality traits, character, and individual differences affect behavior, social psychologists focus primarily on the power of social situations in shaping behavior.
We often underestimate the role that social situations can play in determining behavior. We often believe that people who smile are pleasant and happy, people who act rudely are mean, and people who stumble in the street are clumsy. Social psychologists have repeatedly demonstrated that these beliefs may be unfounded, and instead emphasize the importance of the social context in which behavior takes place.
Why are some people more apt to help people in need than others? Most of us would surmise it is a function of their personalities&#8212;some people are more inclined to help than others. However, psychological research shows that the social situation is often more likely to influence a person&#8217;s inclination to be helpful than their personality (which includes religiosity and ethics).
The classic experiment of Darley and Batson tested the Biblical parable of the Good Samaritan in which a priest and a Levite&#8212;two pious, upstanding citizens&#8212;passed by an injured man in need, whereas a non-religious Samaritan stopped to help.1 &#160;
This video highlights some of the experimental techniques used by Darley and Batson in the difficult task of separating personality and situational factors when analyzing human behavior.

도움 행동의 상황 분석

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
Social psychologists and personality psychologists both attempt to predict human ...

Using fMRI to Dissect Moral Judgment

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
In examining the roles of reason and emotion in moral judgments, psychologists and philosophers alike point to the trolley dilemma and the footbridge dilemma. With the trolley dilemma, most people say that it is appropriate to pull a switch to stop a train from hitting five people by diverting it to kill one person. However, with the footbridge dilemma, most people say it is inappropriate to push a large man off of a bridge in order to hit a train (killing him) and stop it from running into five people. Reason would dictate that in both of the foregoing dilemmas, one life should be sacrificed to save five lives. But to many people, pushing the large man just &#8220;feels wrong&#8221; because it triggers more negative emotions than pulling a switch. In this case, emotion seems to trump reason. &#160;
In recent years, psychology and neuroscience have entered the debate over the roles of reason and emotion in moral judgment. Researchers can scan brain activity as individuals make making moral judgments. Research shows that different brain areas associated are active during contemplation of the footbridge dilemma versus the trolley dilemma.
Inspired by Greene, Sommerville, Nystrom, Darley and Cohen, this video demonstrates how to design moral dilemma tasks and integrate them into experiments using using functional magnetic resonance imaging (fMRI) technology.1

fMRI를 사용한 도덕적 판단 분석

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
In examining the roles of reason and emotion in moral judgments, psychologists and ...

Perspectives on Social Psychology

Social Psychology is a complex field&#8212;one that investigates how social contexts affect people&#8217;s actions, thoughts, and attitudes. It brings the scientific method into our everyday lives by addressing questions relevant to interactions amongst individuals near and far or even over the internet. For example, the video about ostracism details an approach to induce feelings of exclusion without direct face-to-face contact. 
These videos are meant to show the wide reactionary nature of human beings, which also makes the experimental process more complicated. By providing students and scientists a transparent look at the intricate research methods behind classic experiments, this collection strengthens their understanding into just how researchers manipulate contexts to elicit behaviors&#8212;some that we are not even aware of harboring. For instance, the video "Implicit Association Test" explores how to measure unconscious attitudes for sensitive topics, like racial prejudice.
This collection in Social Psychology provides the perfect introduction to this subject and insight into future directions, such as integration with neuroscience and big data collected via social media outlets.

사회 심리학에 대한 관점

Social Psychology is a complex field&#8212;one that investigates how social contexts affect people&#8217;s actions, thoughts, and attitudes. It brings the ...

Evaluating the Accuracy of Snap Judgments

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
Social psychologists have long been interested in the way people form impressions of others. Much of this work has focused on the errors people make in judging others, such as the exaggerated influence of central traits (such as &#34;warm&#34; and &#34;cold&#34;), the insufficient weight given to the context in which others&#39; behavior takes place, and the tendency for people to make judgments that conform to their initial expectations about another. However, this focus on errors masks the fact that people are quite good at making fairly accurate judgments about other people&#39;s characteristics, an ability that was no doubt important over the course of human evolution.
Indeed, the human ability to make quick sense of social situations and people ranks among our most valuable skills. What is particularly impressive about our ability to make sense of others is not just how little information we need to make inferences, but how well calibrated we can be with so little information. This video shows some experimental techniques used by psychology researchers, including Ambady and Rosenthal in their seminal work,1 and explores the process of making inferences in the context of students&#39; evaluations of their teachers.

순간 판단의 정확성 평가

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
Social psychologists have long been interested in the way people form impressions of ...

A Minority of One: Conformity to Group Norms

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
It is obvious that we are influenced by those around us, but in the early to mid 1900's, psychologists began to study how potent social influence can be on our thoughts and behaviors. Motivated in part by attempts to explain the behaviors of Nazi soldiers in World War II, one topic of considerable interest at the time in psychology was conformity, the phenomenon in which people match their attitudes, behaviors, or beliefs to group norms. 
While behaviorist psychology explained conformity in terms of simple reinforcement learning (e.g., it is rewarding to follow the group), Gestalt psychologists argued that conformity is the result of perception being determined just as much by our social world as the physical world. Starting in 1951, Solomon Asch conducted a series of experiments to test the Gestalt idea that group norms can influence our perception of the world, even when the group norm is incorrect in a judgment of something that can be measured objectively. The experiments involved participants making a judgment about which of three comparison lines matched the length of a standard line. The experiments consisted of a group of people who were confederates with the exception of the one participant, and on certain judgments the confederates purposely claimed that the wrong comparison line matched the standard. This allowed the experimenter to measure whether the participant would conform to the objectively incorrect majority judgment. Solomon's experiments not only demonstrated the power of group norms on behavior, but it also laid the groundwork for decades of social psychological research studying social influence.
Inspired by Asch, this video demonstrates how to design a task to test the power of conformity on judgments.1

Assessing the Power of Conformity on Judgment Making

소수의견: 집단 규범 순응

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
It is obvious that we are influenced by those around us, but in the early to mid ...

Misattribution of Arousal and Cognitive Dissonance

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
A host of research in psychology suggests that feelings of psychological arousal may be relatively ambiguous, and under certain circumstances, can lead us to make inaccurate conclusions about our own mental states. Much of this work flows from seminal research conducted by Stanley Schacter and and Jerome Singer. If someone experiences arousal and does not have an obvious, appropriate explanation, they may attempt to explain their arousal in terms of other aspects of the situation or social context.

For example, in one classic study, participants were told they were receiving a drug called &#8220;Suproxin,&#8221; in an attempt to test their vision.1 In reality, they received shots of epinephrine, which typically increases feelings of psychological arousal. While some participants were told that the drug would have side effects similar to epinephrine, others were not informed of the side effects, others were misinformed, and others received a placebo with no arousing side effects. Participants then interacted with a confederate, who was either behaving in a euphoric or an angry manner. The authors observed that participants who had no explanation for their feelings of arousal (e.g., the uninformed condition) were most susceptible to the confederates. In other words, these participants took on the confederates&#8217; emotion (either euphoria or anger) most strongly.&#160;

A subsequent study generalized this effect to the domain of interpersonal attraction in a natural setting.2 Researchers had male participants meet an attractive female experimenter by walking across either a high, narrow suspension bridge (high arousal), or a lower, more stable bridge (low arousal). After the participants completed a questionnaire in which they were asked to describe an ambiguous picture, the experimenter provided them with her phone number, which they were instructed to call if they had any further questions. Notably, the men who walked across the arousing suspension bridge provided descriptions with more sexual content, and they were more likely to call the experimenter after the study. The authors concluded that these men misattributed their psychological arousal arising from the bridge-crossing to the interaction with the female experimenter, and subsequently interpreted their arousal as a sign of attraction towards her.

Zanna and Cooper (1974)3 applied these principles to the study of cognitive dissonance. They predicted that people who experience cognitive dissonance, but are able to attribute their psychological arousal towards some other, external influence, would be less likely to change their attitudes about a topic, compared to people who lack a source of external explanation. This work follows in the tradition of earlier research on cognitive dissonance by Leon Festinger in 1962, suggesting that dissonance itself is a psychologically arousing phenomenon, which can be experienced as discomfort or tension.4

각성 및 인지 부조화의 오인

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
A host of research in psychology suggests that feelings of psychological ...

Marginal Dishonesty: The Adding-to-10 Task

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
Classical economic theory asserts that people are rational and self-interested. In addition to seeking wealth and status, people are motivated by other goals. As a result, financial motives can sometimes be dwarfed by other internal needs, such as maintaining a positive self-concept or affiliating with other group members. 
Ethical dilemmas, such as the temptation to cheat on taxes, can result when these motives are in conflict. On the one hand, people may be tempted to save money by underreporting their taxable income. On the other hand, no one wants to perceive themselves as a dishonest, free-rider. As a result, people are reluctant to fully exploit unethical opportunities because doing so can severely undermine their self-image as morally upstanding individuals. Instead, people cheat to a much smaller degree than they are capable of: just enough to gain additional resources, but not so much as to compromise their self-image. 
This tendency for marginal dishonesty, or the "fudge factor," is an important principle in social psychology and can be tested through a variety of techniques. Mazar, Amir, and Ariely originally described six separate experiments involving (dis)honesty and a theory of self-concept maintenance.1 The "Adding-to-10 Task" is one of the experimental techniques discussed and is prevalent in research that involves testing honesty. This video demonstrates how to produce and interpret the Adding-to-10 Task.

사소한 부정직: Adding-to-10 과제

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
Classical economic theory asserts that people are rational and self-interested. In ...

Ostracism: Effects of Being Ignored Over the Internet

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
Social ostracism is defined as being ignored and excluded in the presence of others. This experience is a pervasive and powerful social phenomenon, observed in both animals and humans, throughout all stages of human development, and across all manner of dyadic relationships, cultures, and social groups and institutions. Some have argued that ostracism serves a social regulatory function, which can enhance group cohesion and fitness by removing unwanted elements.1 As such, the feeling of ostracism can serve as a warning to alter one&#8217;s behavior, in order to rejoin with the group.2
Research in social psychology has focused extensively on the affective and behavioral consequences of social ostracism. For example, individuals who have been ostracized report feeling depressed, lonely, anxious, frustrated, and helpless,3 and while they may now evaluate the source of their ostracism more negatively, they will also often try to ingratiate themselves to them.2 Furthermore, it has been speculated that the fear of ostracism is ultimately driven by a strong need to belong and to feel included, and serves as a social pressure leading to conformity, compliance, and impression management.4
In a model developed by Williams (1997), ostracism uniquely targets four core needs&#8212; belonging, self-esteem, control, and meaningful existence&#8212;triggering negative mood, anxiety, physiological arousal, and hurt feelings.5 In return, to defend against such psychological discomfort, ostracized individuals may attempt to cope by reinforcing these core needs. For example, they may attempt to visibly conform to group norms to reestablish their place amongst the collective.

Effect of Social Ostracism on Sense of Belonging and Conformity

Ostracism : 인터넷에서 무시되는 효과

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
Social ostracism is defined as being ignored and excluded in the presence of ...

Inducing Emotions

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
Psychologists have long known that people behave differently in good moods versus bad moods, and this general principle extends to consumer behavior. Economists, as well, have come to appreciate that an individual&#8217;s financial decisions are not solely the result of extensive cost-benefit calculations; other factors like emotion are at play. Further, incidental emotions affect the behavior of buyers and sellers even though they are unrelated to the transaction at hand. While earlier research focused on the impact of global feelings (positive-negative), more recent research examines more specific emotions (e.g., anger and fear). In consumer settings, research shows that anger triggers greater risk-seeking behavior among buyers and sellers and that fear triggers the opposite, i.e., conservative behavior. &#160;
The following experiment tests how two specific negative emotions&#8212;disgust and sadness&#8212;influence people&#8217;s financial valuation of objects.1 The experiment examines the relationships between induced emotional states (disgust and sadness) and the endowment effect. Inherent in this experiment is a common technique for inducing specific emotions in a laboratory setting. Once the emotions are created, they can then be implemented in a number of experimental conditions.

Induced Incidental Emotional and the Endowment Effect

감정 유도

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
Psychologists have long known that people behave differently in good moods versus bad ...

Persuasion: Motivational Factors Influencing Attitude Change

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
Decades of social psychological research sought to understand a fundamental question that pervades our social life including politics, marketing and public health; namely, how are people persuaded to change their attitudes towards an idea, person, or object? Traditional work found that there are key factors that influence whether persuasion is successful or not including the source of the persuasive message (&#34;source&#34;), and the argument content of the message (&#34;content&#34;). For example, expert sources and messages with sound arguments are typically more persuasive. However, as more studies were conducted, conflicting findings began to arise in the field: some studies found that expert sources and good arguments were not always required for successful persuasion.In the 1980&#39;s, psychologists Richard Petty, John Cacioppo and their colleagues proposed a model to account for the mixed findings in studies on persuasion.1,2 They proposed the Elaboration Likelihood Model of persuasion, which stated that persuasion occurs via two routes: a central route or a peripheral route. When persuasive messages are processed via the central route, people engage in careful thinking about the messages, and therefore, the content (i.e., the quality of the argument) matters for successful persuasion. However, when messages are processed via the peripheral route, the source (e.g., an expert source) is more important for successful persuasion.
If people are motivated to pay attention to the message topic, they tend to process the message via the central route, and thus message content is more important. On the other hand, when people are not motivated to pay attention to a message topic, the message is more likely to be processed via the peripheral route and thus the source of the message is more important. Inspired by Petty, Cacioppo, and Goldman, this video demonstrates how to design a task to test different routes to successful persuasion using messages.1

설득: 태도 변화에 영향을 미치는 동기 부여 요인

Source: William Brady &#38; Jay Van Bavel&#8212;New York University
Decades of social psychological research sought to understand a fundamental question ...

Creating the Minimal Group Paradigm

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
The study of intergroup relations, such as prejudice, conflict, and discrimination, has always been a central topic in social psychology. Does discrimination stem from competition with other groups, a history of conflict, or derogatory stereotypes? Despite an abundance of real-world examples, the ingredients that lead to intergroup discrimination are often unclear. 
To help solve this problem, a group of psychologists created "minimal groups" to strip away confounds like monetary self-interest and a history of conflict that are normally involved in intergroup discrimination. In minimal groups, participants are randomly assigned to completely novel groups. Thus, any consequences emerging from this minimal group induction must stem from identifying with a social group and separating the social world into "us" and "them." Research using minimal groups has shown that, despite the arbitrary nature of group membership, participants willingly discriminate by favoring members of their in-group over members of the out-group.
The minimal group paradigm is widely used in social psychology to study the most basic elements of intergroup relations. This method was first introduced in a 1971 paper called Social Categorization and Intergroup Behaviour by Henri Tajfel and colleagues.1 Across three experiments, the authors documented the in-group favoritism that emerges from a rather minimal group induction. This video will demonstrate how to produce the minimal group induction in a manner similar to the first experiment, where groups were ostensibly created based on dot estimation tendencies.

최소 그룹 패러다임 만들기

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
The study of intergroup relations, such as prejudice, conflict, and discrimination, has ...

The Implicit Association Test

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
One of the core constructs in social psychology is the notion of an attitude toward an object or person. Traditionally, psychologists measured attitudes by simply asking people to self-report their beliefs, opinions, or feelings. This approach has limitations, however, when measuring socially sensitive attitudes, like racial prejudice, because people are often motivated to self-report unprejudiced, egalitarian beliefs (despite harboring negative associations). In order to bypass this social-desirability bias, psychologists have developed a number of tasks that attempt to measure implicit attitudes that are less amenable to deliberate control (and potential distortion).
The Implicit Association Test, or IAT, is one of the most influential measures of these unconscious attitudes. The IAT was first introduced in a 1998 paper by Anthony Greenwald and colleagues.1 This video will demonstrate how to conduct the IAT used in the final experiment, where European American participants (who report explicit egalitarian attitudes) exhibit implicit preferences for their own race.

The Implicit Association Test: Measuring Unconscious Attitudes

암시적 연관 검사

Source: Julian Wills &#38; Jay Van Bavel&#8212;New York University
One of the core constructs in social psychology is the notion of an attitude toward an ...

Nonconscious Mimicry Occurs when Affiliation Goals are Present

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
People are social chameleons and regularly engage in nonconscious behavioral mimicry. This occurs when an individual unwittingly imitates the behaviors of another person, such as crossing one's legs moments after a person sitting adjacent does so, or adjusting one's body posture to match a conversation partner. Rapport between two people increases behavioral mimicry, just as mimicry also increases rapport. Psychologists have posited that this mimicry is attributed to a perception-behavior link;1 seeing a person engage in a behavior activates that behavioral representation, which then makes the perceiver more likely to engage in that behavior him- or herself.
The following experiment expands on these previous findings by testing whether people, without intention or awareness, use mimicry to their advantage. Because goals activate behavioral strategies and plans of action that help people pursue those goals,2 Lakin and Chartrand hypothesized that individuals would mimic another person more when they have a goal to affiliate than when they do not.3

Effects of Affiliation Goals on Nonconscious Mimicry

관계 목표가 존재하는 경우 발생하는 무의식적 모방

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
People are social chameleons and regularly engage in nonconscious behavioral mimicry. ...

Effects of Thinking Abstractly or Concretely on Self-control

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
Whether it's refraining from having a second serving of ice cream, studying instead of attending a fun party, or deciding to put money away in a savings account, sacrificing short-term outcomes in favor of long-term outcomes (i.e., delaying gratification) is a central tenant of self-control. When people apply self control, they engage numerous psychological processes to help them achieve their goal. These self-regulatory processes have been studied by psychologists for decades.
A decision to resist tempting short-term rewards can depend on an individual's mindset and focus. Psychologists have found evidence that how someone construes an event can influence how they make judgments and decisions, a theory called Construal Level Theory (CLT). In particular, CLT asserts that the same object or event can be represented at multiple levels of abstractness or psychological distance, most commonly either a high-(abstract/distant) or low-(concrete/near) level of construal.1 Thinking about a situation with high-level construal entails emphasizing the global, superordinate, central features of an object or event (i.e,, zooming out and looking at the big picture), whereas thinking about a situation with low-level construal entails focusing on its unique and specific features. For example, thinking about children playing catch with high-level construal, one might describe this activity as "children having fun", whereas with a low-level construal, one might focus instead on specific features such as the color of the ball or age of the children.
The following experiment tests whether approaching a decision or situation with high-level construal will lead to greater self-control than low-level construal. This experiment utilizes a common method of priming a participant's level of construal through asking a series of "why" (high-level manipulation) or "how" (low-level manipulation) questions.2

Effect of Construal High/Abstract vs Low/Concrete-Level on Decision and Self-Control

추상적 또는 구체적으로 생각하는 것이 자제력에 미치는 영향

Source: Diego Reinero &#38; Jay Van Bavel&#8212;New York University
Whether it's refraining from having a second serving of ice cream, studying instead of ...

Thinking Too Much Impairs Decision-Making

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
When we are considering a tough choice between two or more attractive options, we often end up actively weighing the pros and cons of each alternative. By reflecting on their advantages and disadvantages, we attempt to fit a complex, subjective decision into an orderly set of criteria. However, research in psychology suggests that this sort of introspective approach might not always yield the most optimal outcomes.1
In other words, sometimes thinking hard about a problem or a choice may not produce desired results. Similar results have been demonstrated in the domains of emotion (participants who ruminated about a bad mood showed less mood improvement than participants who were merely distracted from their mood;2 and memory (verbalizing the details of a criminal&#8217;s face led to poorer recognition in a photo array of possible suspects.3 Furthermore, Wilson and colleagues observed that reflecting on the reasons behind one&#8217;s attitudes (i.e., considering &#8220;why&#8221; one feels a certain way) can disrupt the consistency between attitudes and behavior, and can even change attitudes.4
Why might this be the case? Wilson and colleagues speculate that often we don&#8217;t typically have a very good understanding of why we actually feel the way we do.5 Upon introspection of our feelings, we may hone in on irrelevant but salient details that may offer plausible explanations, but may also have little direct influence on our actual attitudes. Wilson and Schooler devised an experiment designed to test this possibility in the domain of subjective preferences. Specifically, they compared participants&#8217; evaluations of a series of jams with experts&#8217; evaluations, and tested whether asking participants to analyze the reasons for their choices would have a negative impact on their evaluations.

Introspection Illusion: Reason-Analysis Impairs Decision-Making

너무 많은 생각이 의사 결정에 미치는 악영향

Source: Peter Mende-Siedlecki &#38; Jay Van Bavel&#8212;New York University
When we are considering a tough choice between two or more attractive options, ...

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