He is the author of numerous articles and books, including Law and Integration in the European Union (1995, OUP), and Weatherill and Beaumont's EU Law (3rd edition 1999, Penguin), and is the editor of The Harmonisation of European Contract Law: Implications for European Private Laws, Business and Legal Practice (co-edited with S. Vogenauer, 2006, Hart).Aurelia Colombi Ciacchi is a Senior Researche