Directing
NOVA
1974 · Director
Landfill Harmonic
2015 · Director
NOVA: First Face of America
2018 · Director
When Whales Walked: Journeys in Deep Time
2019 · Executive Producer
Science grand format
2016 · Director
Voices in Wartime
2004 · Wilfred Owen (voice)
Dawn of Humanity
E.O. Wilson – Of Ants and Men
2015 · Writer
Dawn of the Maya
2004 · Director
Treasure Seekers: Tibet's Hidden Kingdom
2001 · Director
Great Inca Rebellion
2007 · Director
Treasure Seekers
2000 · Producer
Under the Sun
1989 · Self - Narrator (voice)
The Shaman and His Apprentice
1989 · Director
Becoming Human
2009 · Director
National Geographic The Treasure Seekers Mysteries of the Nile
2007 · Producer
Ancient Builders of the Amazon
2023 · Director
Future of Work
2021 · Producer
1989 · Writer
