Maude Barlow
Noam Chomsky
Stan Cox
Cynthia Stokes Brown
Helen Caldicott
Richard J. Brenneman
David Dante Troutt
Heather Rogers
Christopher D. Cook
George Monbiot
Medard Gabel, Henry Bruner
Ann Oakley
Tara Parker-Pope
Noam Chomsky, Peter R. Mitchell, John Schoeffel
Steven Soter, Neil deGrasse Tyson