produced and directed by Michael Kirk ; written by Michael Kirk & Peter J. Boyer ; a Frontline coproduction with Kirk Documentary Group, Ltd. ; WGBH Educational Foundation
produced and directed by Martin Smith ; co-producer, Sara Silver ; Written and produced by Martin Smith ; a Frontline conproduction with Rain Media, Inc. ; WGBH Educational Foundation
WGBH Educational Foundation ; produced and directed by Ben Loeterman ; written by Ben Loeterman and Alex Kotlowitz ; a Frontline coproduction with Ben Loeterman Productions, Inc