Graham Hill

Founder of Life Edited & TreeHugger.com

Anil Gupta

Leading Expert on Strategy, Globalization & Emerging Markets

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Amy Myers Jaffe

Leading Expert on Global Energy Policy & Sustainability

Amy Myers Jaffe: TEDx Energy Policy

Ramez Naam

Computer Scientist, Science Fiction Author & Co-Chair of Energy & Environment at Singularity University

Gary White

CEO & Co-Founder of WaterEquity & Water.org with Matt Damon

Christiana Figueres

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

William McDonough

Renowned Architectural Designer, Advisor & Co-Author of "Cradle to Cradle + The Upcycle"

Peter Orszag

Economist, Chief Executive Officer of Lazard & Former Director of the Office of Management and Budget in the Obama Administration

Dan Barber

Multi-Award-Winning Chef, Agronomist, Environmentalist, Author & Co-Owner of New York's Blue Hill Restaurant

Dan Barber - From Seed to Table - Aspen Ideas: Health 2023

Dean Kamen

Founder of FIRST; President of DEKA Research & Development Corporation

Vikram Mansharamani

Academic Author, Advisor, Global Trend-Watcher & Lecturer at Harvard University

Vinod Khosla

Founder & Manager of Khosla Ventures; Founding CEO of Sun Microsystems

Claire O'Neill

Managing Director at World Business Council for Sustainable Development (WBCSD)

Francesco Stipo

President & CEO of the Houston Energy Club; Leading Authority on International Affairs & Energy

Hayden Panettiere

Actress Known for "Nashville" & "Heroes" & Animal Rights Activist

Pat Mitchell

Editorial Director & Host of TEDWomen; Co-Chair of the Women's Media Center; Former President of CNN Productions & PBS

Kathy Bates

Academy Award-Winning Actress; Cancer Survivor & Chairperson for the Lymphatic Education & Research Network

Bernard Kouchner

Former Minister of Health of France; Founder of Nobel Peace Prize-Winning Médecins Sans Frontières

Shashi Tharoor

Diplomat & Author; Former United Nations Under-Secretary-General