Jimmy Hoffa was a man of deep contradictions—even before he became America’s greatest mystery.

Jimmy Hoffa was a man of deep contradictions even before he became America’s greatest mystery. A union leader devoted to the well-being of his truckers, he nonetheless had a reputation for ice-cold snubs, red-hot power grabs, and a willingness to go even lower than his enemies. But in the end, those enemies brought about a legendary downfall.