an ArtMattan Productions release ; Periscope Productions and BBC, ZDF, Arte, IKON, VRT, RTBF, YLE, and in association with History Television, SBS Television, and Danmarks Radio ; produced by Paul Pauwels, Nick Fraser, Olaf Grunert, Wessel van der Hammen, Philippe Van Meerbeck, Bill Binnemans, and Iikka Vehkalahti ; written and directed by Peter Bate
produced by Kartemquin Educational Films ; produced in association with the Independent Television Service ; with additional support from BBC / Nick Fraser, SBS TV Australia, VPRO The Netherlands ; executive producer for ITVS, Sally Jo Fifer ; series producer, Gita Saedi ; executive producers, Steve James, Gordon Quinn ; series editors, David E. Simpson, Steve James ; series story editor, Leslie Simmer
WGBH Educational Foundation ; a Frontline co-production with Rain Media, Inc. ; written by John Maggio & Martin Smith ; produced by Chris Durrance, John Maggio, Martin Smith