Peter Holzer obtained his Ph.D. in Physiology and Biochemistry from the University of Graz, Austria, in 1978. His academic career included a postdoctoral fellowship at the A.R.C. Institute of Animal Physiology and the M.R.C. Neurochemical Pharmacology Unit at the University of Cambridge, U.K., in 1980. After becoming Reader in Neuropharmacology at the University of Graz in 1985, he was a visiting scientist with the CURE Digestive Diseases Research Center at the University of California Medical School in Los Angeles, U.S.A., in 1989. In 1993 he was promoted to Professor of Neuropharmacology in