Born July 26, 1903 (Madisonville, Tennessee)

Died August 10, 1963 (Bethesda, Maryland)

U.S. senator

Estes Kefauver was a senator from Tennessee who gained national attention as chairman of the Special Committee on Organized Crime in Interstate Commerce. Conducted by the Eighty-first and Eighty-second Congresses in 1950 and 1951, the committee was more commonly known as the "Kefauver Committee." Using the relatively new medium of television, the hearings drew public attention to the revelation that a nationwide organized crime syndicate actually existed. They also made the phrase "taking the Fifth" a part of American conversation, as many witnesses invoked their constitutional Fifth Amendment right against self-incrimination.

The five-man committee headed by Kefauver exposed a powerful underworld made up of mobsters and corrupt politicians. The hearings began in May 1950 and...