Reed Noss

Martin Khor

Agnes Bertrand

Francisco Varela

Godfrey Reggio

Ted Roszak

George Wuerthner

Manfred Max-Neef

Lori Wallach

David Brower

Lucas Chiappe

Mike Fay

Jeremy Rifkin

Lisa Davenport & John Terborgh

Tom Butler

Fritjof Capra

Juan Pablo Orrego

Dan Imhoff

Langdon Winner

Sigmund Kvaloy & Helena Norberg-Hodge

Satish Kumar

Stephanie Mills

Sofia Heinonen

Paul Watson

Sara Larrain

Miguel Altieri

Kurt Willy Oddekalv

David Orr

Randy Hayes

Andy Kimbrell

Chet Bowers

Donald Worster

Michael Soulé

Wolfgang Sachs

Rick Klein

Freya Mathews

John Davis & Dave Foreman

Susan Griffin

David Suzuki

Doug Peacock

Malcolm Margolin

Kirkpatrick Sale

Vandana Shiva

Wendell Berry

Wes Jackson