directed by Michael Kirk ; written by Michael Kirk & Mike Wiser ; produced by Michael Kirk, Michael Wiser, Philip Bennett ; produced & reported by Jim Gilmore, Gabrielle Schonder ; a Frontline production with Kirk Documentary Group
written and produced by David Fanning & Neil Docherty ; directed by Neil Docherty & David Fanning ; a Frontline production with Five O'Clock Films ; WGBH Educational Foundation
PBS ; written by Rachel Dretzin ; produced and directed by Rachel Dretzin and John Maggio ; a Frontline co-production with Ark Media, LLC ; WGBH Educational Foundation