Enrico Moretti is Professor of Economics at the University of California, Berkeley where he holds the Michael Peevey and Donald Vial Career Development Chair in Labor Economics. He is the Director of the Infrastructure and Urbanization Program at the International Growth Centre (London School of Economics and Oxford University). He is also a Research Associate at the National Bureau of Economic Research (Cambridge), and a Research Fellow at the Centre for Economic Policy Research (London) and at the Institute for the Study of Labor (Bonn). His research interests include Labor Economics, Urban Economics and Applied Econometrics. His new book, THE NEW GEOGRAPHY OF JOBS, is now available in bookstores.