Dennis Dimick

Former Executive Environment Editor at National Geographic Magazine

Ayana Elizabeth Johnson

Marine Biologist, Conservation Strategist, Founder & CEO of Ocean Collectiv

What If We Get It Right?: Visions of Climate Futures

Joel Sartore

National Geographic Photographer & Author

Sylvia Earle

Explorer-in-Residence at National Geographic & Oceanographer; Former Chief Scientist of the NOAA

Dr. Jonathan Foley

World Leading Climate Scientist & Executive Director of Project Drawdown

Mindy Lubber

CEO & President of Ceres, Sustainability Thought Leader & Social Impact Entrepreneur

Jason Clay

Senior Vice President of Food & Markets at WWF

Barton Seaver

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

Heidi Cullen

Communications Director for Monterrey Bay Aquarium Research Institute; Climate Scientist

Peter Calthorpe

Architect, Urban Designer & Urban Planner; Author of "Urbanism in the Age of Climate Change"

Sean Gerrity

President of American Prairie Reserve; National Geographic Explorer & Innovator

Mark Lynas

Environmental Writer; Author of "Our Final Warning: Six Degrees of Climate Emergency"

Kevin Trenberth

Distinguished Senior Scientist, National Center for Atmospheric Research

David Orr

Paul Sears Distinguished Professor of Environmental Studies & Politics, Emeritus

Michael Nichols

Journalist, Photographer & Founder of the LOOK3 Festival of the Photograph

Jamais Cascio

Author, Founder of Open The Future, Co-founder of WorldChanging.com, Specialist in Emerging Technologies, Environmental Dilemmas, and Cultural Transformation

John Robb

Author, Newsletter: "Resilient Communities"

William H. Calvin

Affiliate Professor, Department of Psychiatry and Behavioral Sciences, University of Washington

Richard Heinberg

The author of nine books, including The Party’s Over, Peak Everything, and the newly released Blackout, Richard Heinberg is widely regarded as one of the world’s most effective communicators of the urgent need to transition away from fossil fuels.

David Monsma

Executive Director of Energy and Environment Program, The Aspen Institute