a Maya Vision production for British Broadcasting Corporation and Maryland Public Television ; executive producers, Leo Eaton, Laurence Rees ; producer, Rebecca Dobbs ; written and presented by Michael Wood ; director, David Wallace
Encyclopaedia Britannica Educational Corporation ; a production for the Open University ; BBC ; in association with Penn State, Division of Media and Learning Resources ; produced by Rissa De La Paz
Aardman Animations ; a film by Nick Park ; director, Nick Park ; animation, Nick Park & Steve Box ; written by Nick Park & Bob Baker ; producer, Christopher Moll
a film by Deepa Dhanraj ; a D & N production for BBC and TVE in association with the One World Group of Broadcasters ; producer/director, Deepa Dhanraj
a co-production of Miami-Dade Community College and British Broadcasting Corporation / British Open University ; producer, Graeme McDonald ; director, John Davies
a WGBH production in association with the British Broadcasting Corporation for Nova ; written and presented by David McCullough ; produced and directed by Carl Charlson