The Author: Cesáreo Rodríguez-Aguilera de Prat is Professor of Political Science at the University of Barcelona. He is a Doctor
of Law and has a degree in Contemporary History. His principal research interests are in comparative politics and, more specifically,
European comparative politics. Within this field his preferred focus has been political parties. He has published numerous
books and articles on these subjects. He has worked as a visiting researcher in research centres and universities in Rome,
Turin, Milan, Florence, Paris, Lyon, London, Edinburgh, Brussels and Mannheim.