producers, Gail Ablow ... [and others] ; written by Bill Moyers, Michael Winship ; director, Adam Walker ; a production of Public Affairs Television, Inc. ; presented by THIRTEEN in association with WNET
1 Earth Productions ; produced and directed by Craig Scott Rosebraugh ; written by Craig Scott Rosebraugh, Patrick Gambuti, Jr. ; produced by Jeremy Chilvers, Patrick Gambuti, Jr., Marianna Yarovskaya