PBS ; produced and directed by Riva Freifeld ; written by Ken Chowder ; co-produced by Amy Brown ; a Riva Productions film for American Experience ; WGBH Boston
PBS ; directed by Mark Zwonitzer and Michael Chin ; produced and written by Mark Zwonitzer ; a Hidden Hill Productions film for American Experience ; a production of WGBH Boston
a Steeplechase Films production for The American experience in association with Channel Four Television ; produced by Lisa Ades and Ric Burns ; written and directed by Ric Burns