Harold Agnew

Harold Melvin Agnew was an American physicist, best known for having flown as a scientific observer on the Hiroshima bombing mission and, later, as the third director of the Los Alamos National Laboratory.

Harold Melvin Agnew was born in Denver, Colorado on March 28, 1921, the only child of a pair of stonecutters. He attended South Denver High School and entered the University of Denver, where he majored in chemistry. He was a strong athlete who pitched for the university softball that won a championship. He left the University of Denver in January 1942, but had enough credits to graduate Phi Beta Kappa with his Bachelor of Arts degree in June, and he received a scholarship to Yale University.

Source: Wikipedia