Julie Guthman

Author & Professor of Social Sciences at the University of California, Santa Cruz

Michael Shellenberger

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

Rebecca Solnit

Writer, Historian & Activist

Dannel Malloy

Governor of Connecticut

Mark Steyn

Author and Commentator, Leading Canadian Human Rights Activist

Glenn Stone

Environmental Anthropologist; Professor of Anthropology & Environmental Studies

Settlement Ecology: The Social and Spatial Organization of Kofyar Agriculture (Arizona ...

Siddharth Hande

Indian Institute for Human Settlements, Indo-German Centre for Sustainability, Supportive Cities, The Kabadiwalla Connect Project, N-Spatial.

Ben Hewitt

Examplar of Sustainable Living.

Jay Carson

CEO, C40 Cities Climate Leadership Group; Senior Advisor, Bloomberg Philanthropies

Robyn Davidson

Author of "Tracks"

Peter Zeihan

Energy & Geopolitical Strategist, Author of "The Absent Superpower" & "The Accidental Superpower"

Mohammed Rezwan

Innovator of Floating School

Eric Spiegel

Former President & CEO of Siemens; Corporate Development Expert

Ernest Z. Bower

Senior Adviser and Chair for Southeast Asia Studies

Kal Raustiala

Professor, UCLA Law School; Director, UCLA Ronald W. Burkle Center for International Relations

Carlos Brito

Chief Executive Officer, Anheuser-Busch InBev

Sharon Gannon

Co-Founder, Jivamukti Yoga

Barbara Boxer

Former Democratic Senator of California

Richard Wrangham

Primatologist, Harvard

Satoshi Kanazawa

Evolutionary Psychologist and Intelligence Researcher, London School of Economics and Political Science