written, produced, and directed by Leo Eaton ; producers, Niamh Barrett, Lesley McKimm ; a co-production of Thirteen/WNET New York, Café Productions, and Little Bird
a BBC/WGBH Boston/ProSieben co-production [in association with France 3 ; produced and directed by John Hayes Fisher ; produced for Nova by Gary Glassman ; senior executive producer, Paula S. Apsell