John T. Shepherd, M.D, Visionary Mayo Clinic Cardiologist and Scientist, Dies at 92
Monday, October 10, 2011 - 08:30
in Health & Medicine
John T. Shepherd, M.D., a visionary Mayo Clinic cardiologist and scientist who headed the American Heart Association, served as a NASA adviser and led U.S. scientific exchanges with the Soviet Union during the Cold War, has died. He was 92.