Governor and Chairman of the Board, the Palestine Monetary Authority

Director General, the United Nations Food and Agricultural Organization (FAO)

Deputy Secretary of Education, United States Department of Education

Secretary General, League of Arab States

Deputy Commander, US Cyber Command

CEO, Bloomberg Ventures

Co-Founder and Managing Partner, Lux Capital

CEO, Levin Capital Strategies, LP

Co-CEO, CantorCO2e

Managing Partner, DBL Investors

CEO, Christofferson, Robb and Company

CEO/Chief Investment Officer, WambiaCapital Group

Co-Founder and Managing Partner, Lux Capital

CEO, Meridiam North America

Former Chairman and CEO, World Color Press; Former CEO, RR Donnelley

Chairman and Chief Executive Officer, Henry Schein, Inc.

CEO and Chief Scientific Officer, Boston-based Icosystem Corporation

Chairman, Strategic Concepts (Pty) Ltd

Chairman, Sotheby’s North and South America

Chairman and CEO, Doyle New York

Managing Director, IBM Venture Capital Group

Chief Economist, American Petroleum Institute

Chairman, Pearl Petroleum and Executive Director, Crescent Petroleum

Chairman, Weber Shandwick

Chairman, Econet Group

Founder, Fon Networks

CEO, Thomson Reuters Foundation

CEO, International Crisis Group

Executive Director, Medecins Sans Frontieres

President, the Institute of International Education

Founder, Hidary Foundation

President and Chief Executive Officer, World Vision International

Athlete Ambassador, "Right To Play"

Founder, Teachers WIthout Borders

Chairman, the Sierra Club

Executive Director of UNAIDS; Under Secretary-General of the United Nations

Director, Building Science and Technology, Columbia University Graduate School of Architecture

Executive Director, the Joint Institute for Strategic Energy Analysis at the National Renewable Energy Laboratory (NREL)

Lenfest-Earth Institute Professor of Natural Resource Economics, Columbia University

Professor of Urban Planning and Chair of Doctoral Program, Graduate School of Architecture, Planning, and Preservation, Columbia University

Clarence James Gamble Professor of Economics and Demography and Chair, Department of Global Health and Population, Harvard School of Public Health

Professor of History, Middle East Institute, Columbia University

Henry Kaufman Professor of Financial Institutions, Columbia University Graduate School of Business

Senior Fellow, the Berkman Center for Internet & Society

Executive Director, Columbia University’s Earth Institute; Director, MPA Program in Environmental Science and Policy, Columbia University’s School of International and Public Affairs

Director, Center for Memory and Brain Health

Hobbs Professor of Cognition and Education, he Harvard Graduate School of Education and Senior Director, Harvard Project Zero

Dean of Social Science and John Lindsley Professor of Psychology, Harvard University

Director, Moscow School of Economics

Patrick J. McGovern Professor of Management, MIT Sloan School of Management and Founding Director, MIT Center for Collective Intelligence

Director, Urban-Brookings Tax Policy Center

Courtney Sale Ross University Professor of Globalization and Education, The Steinhardt School of Education, NYU

Professor of Economics, National Defense University; Adjunct Professor of Security Studies, Georgetown University

Founder, Wilmott Magazine and Wilmott.com

Director, Gulf Research Center

Director, The Stem Cell Research Program at Children’s Hospital Boston; Howard Hughes Medical Institute Investigator; Grousbeck Professor of Pediatric Medicine, Harvard Medical School

CEO, Txteagle Inc.

Founder & Director, Microsoft Live Labs

Chief Trust Architect, Microsoft

Co-Founder, Facebook

Founder, CraigsList

Founder and CEO, Wolfram Research

Editor, World Policy Journal

US Business Editor and New York Bureau Chief, The Economist

Co-Founder & Editor-in-Chief, The Huffington Post

Honorary Co-Chair, L'Oreal China

Presenter and News Anchor, Al Jazeera

Senior Managing Editor, the Associated Press

Chairman, CEO, MTV Networks International

CNN’s Senior Business Correspondent and Host of “Your $$$$$”

Senior Editor, Newsweek

Artist

Architect, Lewis.Tsurumaki.Lewis

Creative Director, Bruce Mau Design

Musical Director, New York Philharmonic

Artist

Executive Director, the New York Foundation for the Arts (NYFA)

Artist

Director General, the Guggenheim Museum Bilbao

Director-General, UNIDO