For this month's Full Bio, we discussed the life of J. Edgar Hoover with biographer Beverly Gage. She is the author of the new book G-Man: J. Edgar Hoover and the Making of the American Century.

Part 1: Hoover's early life and the important connections he made in college.

Part 2: How Hoover came to lead the FBI, and the questions surrounding his sexuality. [Starts at 20:48]

Part 3: Hoover's obsessions with communism, MLK, and the Kennedys. [Starts at 1:05:03]

Part 4: Hoover's relationship with Nixon and the final years of his life. [Starts at 1:34:22]