written by Stephen Lyons & Llewellyn M. Smith ; directed by Llewellyn M. Smith ; produced by Llewellyn M. Smith, Stephen Lyons ; a Nova production for WGBH Boston ; WGBH Educational Foundation
a Florentine Films production ; a film by Ken Burns ; written by Geoffrey C. Ward ; produced by Paul Barnes, Pam Tubridy Baucom, Ken Burns ; produced in association with WETA Washington, DC ; executive producer, Ken Burns