a production of the Fred Friendly Seminars at the Columbia University Graduate School of Journalism in association with Thirteen/WNET ; producers, Joan I. Greco, Caroline Waterlow ; writers, Joan I. Greco, Jay Ward Brown
produced by Paradigm Pictures in association with the Canadian Broadcasting Corporation ; produced and directed by Marrin Canell and Ted Remerowski ; written by Ted Remerowski
a presentation of Films for the Humanities & Sciences ; produced and distributed by Canadian Broadcasting Corporation ; National CBS News ; producer, Kathryn Oughtred