Fabian-Baber, Inc. ; Discovery Communications, Inc. ; producers, Leslie Becker, Patricia Davies, Elizabeth von Schoff ; written by Nadim Amiry, Jim Starr, Tom Eastman ; directed by Rhonda Fabian
written by Stephen Lyons & Llewellyn M. Smith ; directed by Llewellyn M. Smith ; produced by Llewellyn M. Smith, Stephen Lyons ; a Nova production for WGBH Boston ; WGBH Educational Foundation
Focus Features presents ; a Tremolo production in association with Impact Partners ; in association with Independent Lens/PBS ; a film by Morgan Neville ; produced by Caryn Capotosto, Nicholas Ma ; produced & directed by Morgan Neville
produced by Centre Communications, Inc. for Ambrose Video Publishing ; produced and directed by Ronald C. Meyer ; written by Mark Reeder, Shirlee Silversmith