Raj Patel

Award-Winning Writer, Food Politics Activist, Filmmaker & Academic

Robin Wilson

Nationally Recognized Lifestyle Brand Entrepreneur; Best-Selling Author of "CLEAN DESIGN: Wellness for your Lifestyle" & Domestic Violence Survivor

Calvin Trillin

Author, Columnist, Humorist & Political Satirist

Michael Rogers

MSNBC's 'The Practical Futurist' & Technology Expert

Andrew Cohen

Founder, EnlightenNext

David Doubilet

National Geographic Photographer & Founding Member of the International League of Conservation Photographers

Gary Hirshberg

Co-Founder & Chief Organic Optimist of Stonyfield Farm

Kenneth Roth

Executive Director at Human Rights Watch

Anna Dietrich

‎Entrepreneur; Consultant; Speaker; COO & Co-Founder of Terrafugia, Inc.

Jeffrey Israel

Author & Jewish Studies Professor at Williams College

Dyan deNapoli

Penguin Expert, TED Speaker & Award-Winning Author of "The Great Penguin Rescue"

Craig Kielburger

Co-Founder of the WE Organization, Social Entrepreneur, Humanitarian & New York Times Best-Selling Author

Johann Koss

Founder of Right To Play, FairSport & Fire A; Former Olympic Speedskater

Tristram Stuart

Environmental Campaigner, Author & Businessman

Edward C. Chow

Senior Associate at the Center for Strategic and International Studies, Energy Security and Climate Change Program

Will Allen

Pioneer in the Urban Farming Movement, Author & Founder of Growing Power

George Elvin

Green Innovation Speaker & Author

Jonathan Merritt

Award-Winning Faith & Culture Writer

Donald Sadoway

John F. Elliott Professor of Materials Chemistry at MIT; Expert on Electrochemistry & Renewable Energy

Ambri: A Battery that Could Change the World

Robert Kenner

Documentary Filmmaker; Known for "Food, Inc."