Philip Kotler

International Marketing Professor; Author & Marketing Consultant

Marketing 6.0: The Future is Immersive

R "Ray" Wang

Founder, Chairman & Principal Analyst at Constellation Research; Author of "Disrupting Digital Business"

Ralph Nader

Consumer Advocate, Lawyer & Author; Former Independent Presidential Candidate

Ram Charan

World-Renowned Business Advisor, Execution Expert & Bestselling Author

Ravi Ramamurti

CBA Distinguished Professor of International Business and Director of the Center for Emerging Markets at Northeastern University

Rawi E. Abdelal

Professor of Business Administration Chair at Harvard

Ricardo Hausmann

Founder & Director of Harvard's Growth Lab; Rafik Hariri Professor of the Practice of International Political Economy at Harvard Kennedy School

Leading Green Growth: Economic Strategies for a Low-Carbon World

Ricardo Lagos

Former President of Chile

Ricky Gervais

Award-Winning English Comedian & Actor; Known for "The Office" and "Extras"

Robert D. Kaplan

Best-Selling Author & Atlantic Monthly Correspondent

Robert Eccles

Visiting Professor of Management Practice, Saïd Business School, Oxford

Robert Engle

Nobel Prize-Winning Economist

Robert Greene

New York Times Bestselling Author of "The 48 Laws of Power," "The Art of Seduction," "The 33 Strategies of War," and "The 50th Law"

Robert M. Gates

Secretary of Defense (2006 - 2011), Former Director of the CIA

Roger Bootle

Global Economist & Chairman of Capital Economics

Rohit Talwar

Global Futurist, Award-Winning Keynote Speaker, Author & CEO of Fast Future

Ronald Diamond

CEO Diamond Wealth, Stanford University Advisory Board Member, TIGER 21 Chair, Director Stanford Global Family Office Center

Ryan Avent

Senior Editor and Economics Ccolumnist, The Economist

Ryan Patel

Global Business Executive, CNN Contributor & Board Director at the Drucker School of Management

Sallie Krawcheck

Founder & CEO of Ellevest; Author of "Own It: The Power of Women at Work"