Background
Source: Wikipedia
William McDowell Hammon (July 4, 1904 – September 19, 1989) was an American physician and researcher, best known for his work on poliomyelitis. In his early twenties and prior to becoming a research physician, Hammon worked for four years as a medical missionary in the former Belgian Congo. After returning, he received his undergraduate degree from Allegheny College in 1932.
