Achenyo Idachaba

Head of MitiMeth, A Nigeria-Based Environmentally Aware Production Company

Ambassador Munir Akram

Former Permanent Representative to the UN from Pakistan

Andy Acho

Environmental Initiatives Expert and Former Worldwide Director of Environmental Outreach and Strategy, Ford Motor Company

Annabelle Gurwitch

Actress & Humorist

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist

Bindi Irwin

Wildlife Conservationist & Daughter of Steve Irwin; Season 21 Contestant on "Dancing With the Stars"

Calvin Mackie

Inspirational Entrepreneur & Mentor

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Carl Safina

Ecologist & Writer

Celine Cousteau

Environmental Activist, Storyteller & Author

Céline Cousteau's Speaker Reel

David Burwell

Director of the Energy and Climate Program at the Carnegie Endowment

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

David de Rothschild

Environmentalist, Adventurer & Founder of Sculpt the Future Foundation

Deborah Gordon

Ecologist

Emmanuelle Chriqui

Actress Known for "Entourage;" Social Advocate for Colon Cancer, Environmental Issues & Human Rights in Congo

Erin Schrode

Expert Advocate for Health, Sustainability & Environmental Education; Named "America's Green Girl" by OK Magazine

Joel Sartore

National Geographic Photographer & Author

John Replogle

CEO of Seventh Generation; Sustainable Leadership Visionary; Former President & CEO of Burt's Bees

Jonathan Trent

Former Director of Offshore Membrane Enclosures for Growing Algae; Founder of UpCycle Systems

Laura Stachel, M.D., M.P.H

Co-Founder of WE CARE Solar, a Company that Fights to Combat High Maternal Mortality Rates in Developing Countries

Laurie David

Producer, Activist Author,The Family Dinner: Great Ways To Connect With Your Kids One Meal At A Time

Lisa Margonelli

Director, New America Foundation Energy Policy Initiative

Mark Tercek

Former President & CEO of The Nature Conservancy

Michael Shellenberger

Founder & President of Environmental Progress; Expert on Energy, Climate, Security, Human Development and Politics

Naomi Oreskes

Geologist & Earth Science Historian

P. Simran Sethi

Award-Winning Journalist and Sustainability Expert

Paul Dickinson

Sustainability Expert & Executive Chairman of The Carbon Disclosure Project

Paul Gilding

Independent Writer and Advisor on a Sustainable Economy

Pavan Sukhdev

President, WWF International; Environmental Economist

Peter Fusaro

Chairman & Founder, Global Change Associates