Un-American is Bill Mullen's revisionist account of renowned author and activist W.E.B. Du Bois's political thought toward the end of his life, a period largely dismissed and neglected by scholars. He describes Du Bois's support for what the Communist International called "world revolution" as the primary objective of this aged radical's activism. Du Bois was a champion of the world's laboring millions and critic of the Cold War, a man dedicated...