Ali Hortaçsu is the Ralph and Mary Otis Isham Professor in Economics at the University of Chicago. He received his B.S./M.S. in Electrical Engineering and Ph.D. in Economics at Stanford University and has taught at the University of Chicago since 2001. He is a member of the American Academy of Arts and Sciences, Fellow of the Econometric Society, and past co-editor of the Journal of Political Economy, RAND Journal of Economics, and the International Journal of Industrial Organization. Hortaçsu’s passion is to understand how markets work (or do not work!), and he has developed novel econometric/statistical methods to model data generated by real-world market mechanisms. These methods have found a wide variety of applications in the analysis, design, and optimization of securities markets, energy exchanges, and Internet marketplaces. For his research, Hortaçsu has partnered with various industry and public sector institutions including the Federal Reserve, U.S. Treasury, ECB, Bank of Canada, Google, Amazon, eBay, and Uber.