Elected by the Founding Convention (Chicago: Dec. 31, 1937 to Jan. 3, 1938) National Committee (7) James P. Cannon, National Chairman Martin Abern James Burnham Gould McKinney Max Shachtman Widick Elected by the 2nd National Convention (New York: July 1-5, 1939) Elected by the Special 3rd National Convention (New York: April 5-8, 1940)