PhD in Sozial and Political Sciences, European University Institute, Florence. Habilitation, Humboldt University, Berlin, 2005. Studied sociology, political science, criminology and Romance languages at the University of Saarbrücken/Germany, University of Bari, Italy, University of Barcelona and Middlesex University in London. Professor of European Studies and coondinator of the Centre for Modern European Studies, University of Copenhagen, Denmark. Adjjunct Professro at ARENA, Centre for European Studies at the University of Oslo, Norway