Dr. Lorenzo Maria Pupillo is an Executive Director in the Public Affairs Unit of Telecom Italia and an Affiliated Researcher at the Columbia Institute for Tele-Information. In Telecom Italia, he is in charge of the Economics of Public Strategies. He is an economist by training and has worked in many areas of telecommunications demand and regulatory analysis, publishing papers in applied econometrics and industrial organization. He has also been an Advisor to the Global Information and Communication Technologies Department of the World Bank in Washington and adjunct Professor of Economics of ICTs at the University of Rome, La Sapienza. Before joining Telecom Italia in 1992, he was a member of the technical staff at AT&T Bell Laboratories in Murray Hill, New Jersey. He earned a Ph.D. and an M.A. from the University of Pennsylvania, an MBA from Instituto Adriano Olivetti in Ancona Italy and an MS in Mathematics from the University of Rome.