Winnie Byanyima

Executive Director of UNAIDS and an Under-Secretary-General of the United Nations; Former Executive Director, Oxfam International

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

Barbara Boxer

Former Democratic Senator of California

Davis Reuben Sekamwa

Climate Activist, Project Manager in the RiseUp Movement & Co-Founder of 1 Million Activist Stories

Kate Brandt

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

Mark Orlowski

Executive Director and, Founder Sustainable Endowments Institute

Michael Shellenberger

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

Pat Wood

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

Dickon Pinner

Senior Partner & Leader of the Resource Productivity Practice at McKinsey & Company; Sustainability Activist

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

Chris Turner

Author, Sustainability & Global Cleantech Expert

Doug Fine

Globe-Trotting Journalist, Award-Winning Climate Correspondent, Goat-Herder & Author

Daniel Esty

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

Bill Nussey

Founder of the Freeing Energy Project; Partner at Tech Square Ventures & Engage

Andrew Behar

CEO of As You Sow

Chris Slubicki

President, Chief Executive Officer & Director of Modern Resources

Martin Keller

Director of National Renewable Energy Laboratory & President of Alliance for Sustainable Energy

Erin Burns

Associate Director of Policy at Carbon180; Clean Energy Policy Advocate

Erin Craig

VP, Energy & Climate Practice at 3degrees; Expert on Reducing Carbon Footprints

Joel Jean

CEO & Co-Founder of Swift Solar

Adam James

Co-Founder of Clean Energy Leadership Institute; Authority on Renewable Energy & Public Policy

Jennifer Wilcox

Presidential Distinguished Professor of Chemical Engineering and Energy Policy at the University of Pennsylvania

The Farm of the Future / Session III: Jennifer WIlcox

David Jacoby

President, Boston Strategies International

Frank Wouters

Director, EU GCC Clean Energy Technology Network

Bruce Smith

Advisor and Acting Planning Director, Abu Dhabi Water and Electricity Company

Aziz Rabbah

Moroccan Politician; Former Minister of Equipment, Transport and Logistics of Morocco

Dr. Stefan Niessen

Head of Technology Field Energy Systems, Siemens AG

Leen Govaerts

Unit Manager, Smart Energy and Built Environment

Ditlev Engel

Chief Executive Officer, DNV GL – Energy

Anja-Isabel Dotzenrath

CEO, E.ON Climate & Renewables