Arun Sundararajan is a professor at New York University’s Stern School of Business. A recognized authority on the sharing economy, he has published op-eds and commentary in such publications as Time, The New Yorker, The New York Times, Wired, Le Monde, Harvard Business Review, and The Financial Times. He is the author of the forthcoming book, The Sharing Economy (June 14: MIT Press), which explains the transition to what he describes as “crowd-based capitalism”— a new way of organizing economic activity that may supplant the traditional corporate-centered model.