Wertheimer, Max
Wertheimer, Max (1880–1943), a German psychologist. With Wolfgang Khler and Kurt Koffka, he was a founder of Gestalt psychology. Particularly important was his research on perception of motion, published in 1912. Wertheimer was born in Prague. He received a Ph.D. from the University of Wrzburg in 1904 and then taught at the universities of Berlin and Frankfurt. After 1933 Wertheimer taught at the New School for Social Research in New York City.