Tala Dowlatshahi

Award-Winning Global Human Rights, Climate Change & Public Health Policy Expert; Former Senior Advisor for Stakeholder Engagement at the United Nations

Dr. Sylvia Hood Washington

Chief Environmental Research Scientist at Environmental Health Research Associates, LLC.

Katharine Hayhoe

Atmospheric Scientist, Professor of Political Science & Director of Climate Science Center at Texas Tech, Lead Scientist with The Nature Conservancy

Saving Us: A Climate Scientist's Case for Hope and Healing in a Divided World

Stefanie Powers

Emmy Award-Nominated Actress & Wildlife Conservationist

Mark Bittman

Former NYT Writer; Author of "How to Cook Everything" Series; Host of "Food with Mark Bittman"

Laurie David

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

Ben Strahan

Hotshot Crew Wildland Firefighter, Founder of Moment Consulting LLC & Suicide Survivor

RCN Podcast Episode 38: Dancing with Fire

Tony Buettner

Blue Zones National Spokesperson, Explorer & Entrepreneur

Doug Fine

Globe-Trotting Journalist, Award-Winning Climate Correspondent, Goat-Herder & Author

Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Amanda Beard

Olympic Gold Medalist, Co-Founder of Beard Swim Co. & Author of New York Times Bestseller "In the Water They Can't See You Cry"

Will Allen

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

John Grogan

Author of the #1 National Best-Seller "Marley & Me: Life and Love with the World's Worst Dog"

Nathan Myhrvold

Founder of Intellectual Ventures; Former Chief Strategist & Chief Technology Officer of the Microsoft Corporation; Author of “Modernist Cuisine: The Art and Science of Cooking"

John O'Hurley

Television Personality, Host & Voice Actor; Best Known for "Seinfeld"

Stefan Swanepoel

Corporate/Motivational Keynote Speaker & New York Times Bestselling Author of 24 Books

Daphne Frias

Climate Change, Disability & Environmental Activist

Lena Samford

Environmentalist & Wellness Advocate

Lamman Rucker

Actor, Education Activist, Green Living Advocate & Entrepreneur

John Paling

Biologist, Researcher, Author, "Medics are from Mars, Patients are from Pluto: Risk Communication for Physicians"