Colin Munro MacLeod
Image
Photograph of Colin M. MacLeod, M.D., 1909-1972, Professor and Chairman of Department. Dr. MacLeod, along with coworkers Avery and McCarthy, in 1944 showed that DNA was the one and only material in the chromosomes which carries genetic information. Pictured sitting in laboratory, photo from the 1954 NYU Medical Violet yearbook, page 51.