a BBC/WGBH Boston/ProSieben co-production [in association with France 3 ; produced and directed by John Hayes Fisher ; produced for Nova by Gary Glassman ; senior executive producer, Paula S. Apsell
a co-production of the Institute for Research in History and WGBH/Boston ; produced by Barbara Abrash and Martha Sandlin ; written & directed by Martha Sandlin
a co-production of WGBH Boston and WTTW Chicago in association with the Chicago Historical Society for American Experience ; produced, written and directed by Austin Hoyt