a co-production of Thirteen for WNET.org and Mannes Productions, Inc. in association with ARTE/France, NDR, Australian Broadcasting Corporation with the participation of YLE ; Louise Rosen Ltd. ; a film by Elena Mannes ; executive producers, Elena Mannes, Margaret Smilow ; written and directed by Elena Mannes
a production of TLC ; in association with James Burke and the Principal Film Company, UK ; a presentation of Discovery Productions ; presented by James Burke
produced in association with Independent Television Service and Alabama Public Television by Hartfilms ; producer, director & editor, Jayasri Majumdar Hart ; associate producer & writer, William Hart
Executive producer, Kathy Bissen ; producer, Patty Loew ; a production of Wisconsin Public Television, in association with Native American Public Telecommunications
PBS ; a production of KERA ; produced in association with Once TV-Mexico City ; produced by Andrea Boardman, Ginny Martin, Rob Tranchin ; written by Rob Tranchin ; directed by Ginny Martin