Robert Kenner

Documentary Filmmaker; Known for "Food, Inc."

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Judith Levine

Journalist, Author, and Activist

Calvin Mackie

Inspirational Entrepreneur & Mentor

Richard Rhodes

We Were Just Focused on How to Survive

Fred Kent

Founder & President of Project for Public Spaces

John Replogle

CEO of Seventh Generation; Sustainable Leadership Visionary; Former President & CEO of Burt's Bees

Tyrone Hayes

Professor in the Department of Integrative Biology, University of California Berkeley

Peter Calthorpe

Architect, Urban Designer & Urban Planner; Author of "Urbanism in the Age of Climate Change"

Carl Safina

Ecologist & Writer

Bilaal Rajan

UNICEF Canada Ambassador, internationally-recognized motivational speaker, children's and environmental activist, author and fundraiser

David Batstone

Professor of Ethics at the University of San Francisco; Founder of Right Reality and Co-Founder of Not For Sale

Leslie Dodson

Reporter & Videographer Covering International Finance, Economics, and Politics

Achenyo Idachaba

Head of MitiMeth, A Nigeria-Based Environmentally Aware Production Company

Tzeporah Berman

International Program Director of Stand.earth, Chair at Fossil Fuel Non-Proliferation Treaty & Author of "This Crazy Time: Living Our Environmental Challenge"

Quitting Fossil Fuels with Tzeporah Berman - YouTube

Bruce Usher

Columbia Business School Professor; Former CEO of EcoSecurities Group

Olivia Albrecht

CEO at Aspiration

Meg Lowman

National Geographic Explorer & Arbornaut

Riddhima Yadav

Climate Strategist & Sustainability Business Leader

Natalie Kyriacou OAM

Environmental + Social Impact Leader, Australian Top Innovator & Australia’s Top ‘Green’ Voice