William Lehr is Assistant Professor at Columbia Business School. His current research examines effects of rapid technological change on strategic behavior, compatibility standardization and productivity. His work also addresses microeconomics of industrial organization, regulation and competitive strategy with special attention to the computer, telecommunications and media industries. Lehr holds undergraduate and masters degrees in chemical engineering from the University of Pennsylvania, and an MBA from the Wharton School of Business. He received his PhD in economics from Stanford. Major publications and papers include "Quality and Reliability of Telecommunications Infrastructure" (forthcoming), "Standardization: Understanding the Process"; "Journal of the American Society of Information Science", "Voluntary Standard Setting, Institutions and the Allocation of Technical Capabilities", "ISDN and the Small User: Regulatory Policy Issues," with R. Noll, Integrated Broadband Networks: The Public Policy Issues.