Dr. Paul Greengard, Vincent Astor Professor and head of the Laboratory of Molecular and Cellular Neuroscience at the Rockefeller University, is a neuroscientist who won the 2000 Nobel Prize in Physiology or Medicine for his discovery of how dopamine and a number of other transmitters in the brain exert their action in the nervous system.

Greengard is also the director of the Zachary and Elizabeth M. Fisher Center for Research on Alzheimer's Disease at Rockefeller University. He is one of the world's leading experts on Alzheimer's disease and a member of the National Academy of Sciences. His discoveries have been imperative to better understanding and treating psychiatric disorders like depression.

To learn more about Dr. Greengard and his neuroscience work in the laboratory, please click here.

"Right and Wrong" (Version A)
American Psychiatric Foundation, Depression and Bipolar Support Alliance, National Medical Association, National Urban League.

"Right and Wrong" (Version B)
Mental Health America (formerly National Mental Health Association), National Alliance on Mental Illness, League of United Latin American Citizens.