[Hernán Palma y Meza Espinoza, coordinador del proyecto ; Alfonso Ayala Duarte ... and others, investigadores ; supervisión editorial, Hernán Palma y Meza y Ana Cristina Mancillas]
presented and written by Henry Louis Gates, Jr. ; produced and directed by Ilana Trachtman ; produced by Inkwell Films, Thirteen and Wall to Wall Media LTD