Jessica Margolin

Making sense of impact investment and venture philanthropy

Sangu Delle

Entrepreneur, Author, Clean Water Activist, Soros Fellow & TEDGlobal Fellow

Mark Lucente

Inventor of holographic video

Sivan Ya'ari

Founder and CEO, Innovation Africa

Edna Odhiambo

Independent Climate Consultant

Van Jones

CEO of REFORM Alliance, CNN host, Emmy Award-winning Producer & NY Times Best-Selling Author

John Holdren

Professor of Environmental Policy & Director of the Program on Science, Technology, and Public Policy at the Harvard Kennedy School of Government

Justin Worland

Senior Correspondent at Time

Justin Worland - CNN

Daniel Esty

Hillhouse Professor of Environmental Law and Policy at Yale Law School, Corporate Environmental Strategy Expert & Co-Author of "Green to Gold"

Jamie Beard

Geothermal Activist & Executive Director at Project Innerspace

Jamie Beard | TED | The Untapped Energy Source That Could Power the Planet

Henry Gordon-Smith

Founder & CEO of Agritecture, Sustainability Consultant & AgTech Advisor

Janet J. Kraus

Senior Lecturer of Business Administration

Danielle Fong

Entrepreneur & Inventor; Formerly Chief Science Officer and Co-Founder of LightSail Energy, Inc.

Stephane le Gentil

CEO, Clean Energy Business Council

Jason Schenker

Top-Ranked Economist, Bestselling Author, President of Prestige Economics & Chairman of The Futurist Institute

Isabelle Kocher

CEO of Engie

David Nemtzow

Building Technologies Office Director, Office of Energy Efficiency and Renewable Energy

Elizabeth Cook

Leader & Consultant for the Future Power Grid: Sustainable + Resilient

Richard Munson

Author & Clean Energy Expert

Kate Brandt

Lead for Sustainability at Google & Former Chief Sustainability Officer for the Obama Administration