Louis-Philippe Loncke

European Adventurer 2016, Explorer, Motivational Speaker, Entrepreneur, Management Consultant

Barbara Boxer

Former Democratic Senator of California

Michael Shellenberger

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

Mark Ruffalo

Actor, Director, Producer, Screenwriter & Environmental Activist

Alison Gopnik

Professor & World Leader in Children's Learning and Development

Jennifer Pharr Davis

Long-Distance Hiker & Author; Overall Record Holder on the Appalachian Trail & The First Woman to Set That Mark

Outdoor School: Hiking and Camping: The Definitive Interactive Nature Guide

Christiana Figueres

Expert on Global Climate Change; Former Executive Secretary of the UN Framework Convention on Climate Change

Jeremy Gilley

Actor, Filmmaker & Founder of the Peace One Day Non-Profit

Mark Tercek

Former President & CEO of The Nature Conservancy

John Passacantando

Former Executive Director of Greenpeace USA

Annabelle Gurwitch

Actress & Humorist

Oscar Arias

Former President of Costa Rica & Nobel Laureate

Francis Tapon

Author, Harvard MBA, and World Traveler

Laurie David

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

Amy Lockwood

Deputy Director of Stanford's Center for Innovation in Global Health

Sharon Gannon

Co-Founder, Jivamukti Yoga

Patrick Hickey

First Nurse to Climb Seven Summits of the World

Ambassador Munir Akram

Former Permanent Representative to the UN from Pakistan

Naomi Oreskes

Geologist & Earth Science Historian

Angélique Kidjo

UNICEF Goodwill Ambassador, Singer & Songwriter