Merle Miller was born on May 17, 1919 in Montour, Iowa, and grew up in Marshalltown, Iowa. He attended the University of Iowa and the London School of Economics. He joined the US. Army Air Corps during World War II, where he worked as an editor of Yank. His best-known books are his biographies of three presidents: Plain Speaking: An Oral History of Harry Truman, Lyndon: An Oral Biography, and Ike the Soldier: As They Knew Him.