Saunders Mac Lane
American mathematician
Saunders Mac Lane, born Leslie Saunders MacLane, was an American mathematician who co-founded category theory with Samuel Eilenberg. Wikipedia
Born: August 4, 1909, Taftville, Norwich, CT
Died: April 14, 2005 (age 95 years), San Francisco, CA
Awards: Chauvenet Prize (1941), Leroy P. Steele Prize (1986), and National Medal of Science (1989)