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
[presented by] WNET ; a film by Kunhardt McGee Productions and Inkwell Films ; in association with Ark Media ; presented and written by Henry Louis Gates, Jr ; producer/ directors, John Maggio, Muriel Soenens
a KERA production in association with David Grubin Productions, Inc. for the American Experience, a production of WGBH Boston ; written and produced by David Grubin
a production of WGBH Boston ; written and produced by Adriana Bosch ; directed by Adriana Bosch ; co-producer, David Condon ; WGBH Educational Foundation