John Edgar Hoover (January 1, 1895 – May 2, 1972) was an American attorney and law enforcement administrator who served as the fifth and final Director of the Bureau of Investigation (BOI) and the first Director of the Federal Bureau of Investigation (FBI). President Calvin Coolidge first appointed Hoover as director of the BOI, the predecessor to the FBI, in 1924. https://en.wikipedia.org/wiki/J._Edgar_Hoover