Marc Rysman is a Professor of Economics at Boston University. He received his Ph.D. in Economics from the University of Wisconsin at Madison in 1999. Rysman’s research focuses on industrial organization and competition, and the related issues of antitrust and regulation. In particular, he specializes in issues of network effects, two-sided markets, standardization and compatibility. He has worked on a variety of industries, such as telecommunication, payment cards, consumer electronics and Yellow Pages directories. His research is primarily empirical, ranging from studies that are heavily motivated by theory to research that is primarily descriptive. He teaches on industrial organization, econometrics, antitrust and regulation.