Fabrizio Tonello is Professor of Political Science at the University of Padua. He has held various teaching and research roles in the United States (University of Pittsburgh, Columbia University) and Italy (International School for Advanced Studies in Trieste, University of Bologna). His latest book, La Costituzione degli Stati Uniti (Bruno Mondadori 2011) is a critical edition of the US Constitution - a volume which includes the text in Italian and in English, a vast apparatus of notes and a long introduction.