Nathan Miller is the Saleh Romeih associate professor at the Georgetown University McDonough School of Business. His research covers topics in industrial organization and antitrust economics, with a recent focus on collusion and the competitive effects of mergers. He has published articles in the American Economic Review, Econometrica, and the RAND Journal of Economics, among other journals. Prior to joining Georgetown University, Miller served as an economist at the U.S. Department of Justice, where he provided economic analysis for antitrust investigations. He holds a Ph.D. in economics from the University of California, Berkeley and a B.A. from the University of Virginia.