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Bolster Ryland King Jasmina Tesanovic Phil Lane Don Cheadle Ron Corn Jr.'s David Newman Ortensia Lopez Andrew Dudley Andrei Gheorghe Michael Spence Brad Allgood Jon Gertner Angela Amanakwa Kaxuyana Robert Dr.Bullard Uday Varadarajan Arvind Ganesan Darren Walker Robert Liberty James Lovelock Mike Debonis Chris Rapley Amy Luinstra Wendy Tomkins Kate Pickett' Annette von Jouanne Stephanie Pincetl Patricia Cooper Glenn Jambol Lisa Svensson Samira Malone Michael Pollan Veronica Mento Miki Mistrati Herbert Huppert Dr. Sabina Ijaz James Gifford Paul Watson Céline Cousteau Lucas Benitez Nikita Zimov Amanda Donigi Wilson Justin Parag Khanna Albert Rosti Alannah Hurley Michael Twofeathers Barbara Miner Gifty Pearl Abenaab Preisdent Obama Thilmeeza Hussain William Rees Chase Iron Eyes Brenda Lawrence Alexis Krivkovich George Siegal Molly Wood Chetan Singh Solanki Henrik Madson Yingling Liu Garth Lenz Tim Jackson Lorie Wigle Anna Lee Julia Anastasio Doug Tomkins Barbara Minor Neil Theise Jan Schakowsky David Buckland Janine Benyus Iris Magally Pretel Trejo Hon. Niko Nawaikulu Sandra Steingraber Tara Sheahan Johanna Bresnan Lídia Guajajara Helen Slottje Art Hunt John Holdren Bob Beisner Alicia Cahuiya Segun Adefilia David MacDougall Kelly Hawke Baxter Gerard O'Neill Yuko Okamaura Stephen Hawking Nik Nowak Michele Rozbitsky Katherine Wilkinson Shan Ya Brooke Carter César Rodríguez-Garavito Nemonte Nenquimo Joanna Macy Trenton Allen Anne Biklé Ashok Gangadean Nafeez Ahmed Josh Fox Aubrey Streit Krug H.E. Eng. Haitham Alohaly Ginger Hodge James Geary Ryan Hubbard Prince Charles Nuno Soares Guujaaw Heather Milton-Lightening John Todd Rev. Michael C. McFarland Dr. Jim Kim Maggie Fox John Paget Ivan Oransky Lizzy Clark Joanne Crawford Hunter Lovins Rebecca Moore Dr. Matthew Hayek Saul Griffith Dr. Cecile Rousseaux David Rothenberg Doug Tompkins Michael Stephens Katherine Hamilton Geeta Aiyer Cora Morgan Bob Ford Carla Frisch Jeff Trussell Ken Melamed John Gray Sarah James Ann E Burg Jeffrey Hogue Hugh Hempel Jose Zagiui, PH.D. Naima Penniman Charles Eisenstein Laura Turner Seydel Penny Livingston-Stark Josh Willis Eban Goodstein Alan Cooperman Keith Gilbert Hannah Jones Simon Baron-Cohen Dr. Renee Lertzman Jacob Glass Segunda Velasquez James Glattfelder Brett Ken Cairn John Sterman Rick Rybeck Jonathon Porritt N. Scott Momaday Linda Neale Steve Cowan Prince of Wales Carlee Loft Tai Pelli Zainab Salbi Dyana Patamia Julian Agyeman Eric Corey Freed Martijn Lopes Cardozo Sarah Milner Wildchoir Tony DeFazio James Braithwaite Patrisse Cullors Nigel Sizer Richard Rathbun George Bandy Deborah Kafoury Molly Dunton George Clarke Ozzie Gonzalez Michael Altherr Stephanie Moore Gerardo Reyes-Chavez Greg Palast Sally Younger Erin Huber Faith Kearns Carrie Bishop Doug Cohen Dave Hyndman António Guterres Ac Tah Claire Kaufmann Dr. Thomas Keidel David Korten Jessica House Dr. Margaret Wheatley Stephen Watson King Abdul Aziz Will MacAskill Mary Christina Wood Tara Wilkins Martha Kantor Mary Evelyn Tucker Gabrielle Wong-Parodi Lindsay Bass Kelsey Juliana Hector De La Torre Dara O'Rourke Bill Kirlin-Hackett Gregg Braden Boyan Slat