Mark Geyer

Dr. Mark A. Geyer is a Co-Founder of the Heffter Research Institute and a Distinguished Professor of Psychiatry and Neurosciences Emeritus at the University of California San Diego. Since receiving his doctorate in Psychology in 1972, he has focused on basic research addressing the behavioural and neurobiological effects of psychedelics and other psychoactive drugs. For four decades, his group has had continuous funding from the National Institute on Drug Abuse to study the behavioural effects of hallucinogens. Dr. Geyer is internationally known for his research on the psychophysiology, neurobiology, and pharmacotherapy of schizophrenia and bipolar disorder.

Since receiving his doctorate in Psychology in 1972, he has focused on basic research addressing the behavioural and neurobiological effects of psychedelics and other psychoactive drugs.