Billy Mitchell: Founder of Our Air Force and Prophet without Honor, first published in 1942, is a look at the life and controversial career of William "e;Billy"e; Mitchell (1879-1936), considered the father of the U.S. Air Force. The book's focus is on Mitchell's campaign for increased spending for building new and improved aircraft and his vision of the role aircraft would play in any future wars, especially against naval ships. Mitchell's outspokenness led to his court-martial for insubordination in 1925.