People of the Revolution and the USSR
- Eugene V. Debs Eugene V. Debs Five-time Socialist Party presidential candidate and pioneer of industrial railroad unionism
- W. E. B. Du Bois W. E. B. Du Bois "Capitalism cannot reform itself": father of the modern Negro liberation movement who joined the Communist Party at 93
- William Z. Zebulon Foster William Zebulon Foster From leading the Great Steel Strike of 1919 to longest-serving leader of American communism
- John Reed John Reed From eyewitness of the Bolshevik Revolution to founder of the Communist Labor Party of America: an American buried at the Kremlin Wall
- James P. Cannon James P. Cannon The labor organizer who read Trotsky's critique in Moscow and founded the American Trotskyist movement
- Earl Russell Browder Earl Russell Browder The CPUSA leader who declared Communism was 20th-century Americanism, and then dissolved his own party