Warren, Stafford Leak
- Robert J. Havlik
Warren, Stafford Leak (19 June 1896–26 July 1981), radiologist and educator, was born in Maxwell City, New Mexico, the son of Edwin S. Warren, an engineer, and Clara A. Leak. He was educated at the University of California at Berkeley, where he received a B.A. in 1918 and an M.A. in 1922. He received his M.D. from the University of California Medical School in San Francisco also in 1922. He worked as an assistant in pathology at the Johns Hopkins Hospital in Baltimore, followed by an internship at the Massachusetts General Hospital (1923–1924) and a residency at the Huntington Memorial Hospital (1924–1925) in Boston. He then joined the faculty of the Rochester (N.Y.) School of Medicine and Dentistry in 1926 as an assistant professor of radiology, where he quickly gained a reputation for knowledge in the use of radiation for the treatment of cancer. He rose to the position of full professor in 1933. His association with the University of Rochester continued until 1946. In 1937 he made a motion picture, in color and under high magnification, showing cancer cells spreading from a tumor in the ear of a live rabbit, a considerable achievement for the time....