`This is a highly sophisticated exercise in theorizing about the European Union that splendidly achieves its objective... Chryssochoou has provided an exceptionally good guide, useful, shrewd and full of insigh.t' - Geoffrey Edwards , Cambridge University Theorizing European Integration provides a comprehensive introduction to the theoretical study of the European Union (EU) and European integration. It combines perspectives from international relations, comparative politics and social and political theory, offering a complete overview of the many competing approaches that have sought to capture and explain the evolving European polity. Amongst the many contemporary issues and themes addressed are processes of treaty reform, democratization, polity-formation and the prospects for consociational governance.