Garrett van Ryzin is the Charles H. Dyson Family Professor of Management at Cornell Tech and in the Johnson School at Cornell University. He is also Head of Marketplace Labs at Lyft. Prior to joining Cornell, he was Paul M. Montrone Professor of Decision, Risk and Operations at the Columbia University Graduate School of Business. From 2015 to 2017, he was Head of Marketplace Optimization Advanced Development at Uber. Garrett’s research and professional work focuses on algorithmic pricing and marketplaces. He is coauthor of the leading scientific book on revenue management, The Theory and Practice of Revenue Management, which won the 2005 Lanchester prize for best published work in operations research. He is an INFORMS and MSOM Fellow and served as Editor in Chief of Manufacturing & Service Operations Management from 2003-2005, and Area Editor for Operations Research 1999-2002 (Service and Supply Chain Operations), 2006-2012 (Revenue Management). Garrett received the B.S.E.E. degree from Columbia University, and the degrees of S.M. in Electrical Engineering and Computer Science and Ph.D. in Operations Research from MIT