Jeremy Rifkin is one of the most popular social thinkers of our time, and is the bestselling author of 20 books including The Zero Marginal Cost Society and The Third Industrial Revolution. His books have been translated into more than 35 languages. Rifkin is an advisor to the European Union, the People's Republic of China, and heads of state around the world. He has taught at the Wharton School's Executive Education Program at the University of Pennsylvania since 1995 and is the president of the Foundation on Economic Trends in Washington, DC.