Danielle Gould

CEO of Food+Tech Connect; Co-Founder & Co-CEO of Alpha Food Labs

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

Maya Penn

Award-Winning Activist, Eco-Entrepreneur & Animator

Sarah Paiji

Co-Founder & CEO at Blueland; Founder of Snapette

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

Diana Verde Nieto

Founder & Chief Executive Officer Positiveluxury.com

Ramez Naam

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

Ramez Naam - Exponential Innovation | SingularityU Thailand Summit

Melissa Neighbour

Urban Planner, Community Builder & Sustainability Specialist

Varun Sivaram

Chief Technology Officer, ReNew Power; Physicist, Clean Energy Technology Expert & Bestselling Author of "Taming the Sun"

Bill Ritter

Former Governor of Colorado & President of the Center for the New Energy Economy

Jeffrey Hollender

Co-Founder of Seventh Generation and Author of "The Responsibility Revolution: How the Next Generation of Businesses Will Win"

Joel Makower

Expert in Sustainable Business, Clean Technology, and the Green Marketplace; Founder of GreenBiz.com

Afdhel Aziz

Founder, Conspiracy of Love, B Corp Consultancy Advising Fortune 500 Companies on Sustainable and Inclusive Growth, Employee Engagement & Impact Innovation; Bestselling Author; Inspiring International AAPI Speaker

Annie Griffiths

Award-Winning Photographer for National Geographic

Ellen MacArthur

Former Long-Distance Yachtswoman & Founder of the Ellen MacArthur Foundation

Naomi Oreskes

Geologist & Earth Science Historian

Bob Langert

Senior Sustainability Associate, The Context Network Editor at Large for GreenBiz & Author of "The Battle To Do Good: Inside McDonald's Sustainability Journey"

Steve Howard

Former Chief Sustainability Officer of IKEA Group

Pat Wood

CEO of the Hunt Energy Network; Former Chairman of the Federal Energy Regulatory Commission

Rupal J. Bhansali

SVP & Chief Investment Officer at International Equities Ariel Investments LLC