Self - Narrator (voice)
Self - NASA Astronaut & Research Scientist
Self - General, US Army (ret.); Former NATO Supreme Allied Cmdr.
Self - Dist Prof of American Studies, Onondaga Council of Chiefs
Self - Philosopher & Author, 'Humankind'
Self - Former Congressman (R), South Carolina
Self - Professor of Biogeochemistry
Self - Marine Biologist; Dir. Hawaii Institute of Marine Biology
Self - Author, ‘Environmental Melancholia’
Self - Physicist
Self - Prof of Developmental Psychology, Univ of Bristol, UK
Self - Ethnobotanist, Amazon Conservation Team
