Dr. Gerhard Holst has been Head of Science & Research at PCO AG, where he is responsible for new technologies and all research projects, since 2001. Gerhard graduated at the Technical University Aachen, Germany, with a Diploma in Electrical Engineering in 1991 (Information Technology) and went on to complete his Doctorate at the University of Dortmund in collaboration with the Max-Planck-Institute for System Physiology in Dortmund, Germany from 1991 - 1994. Gerhard furthered his research as member of the Microsensor Research Group at the Max-Planck-Institute for Marine Microbiology in Bremen, Germany from 1994 – 2001.