Christophe Bertossi is Director of the Centre for Migrations and Citizenship at the French Institute for International Relations in Paris. He was a Marie Curie Research Fellow at the Centre for Research in Ethnic Relations, University of Warwick (2001 3) and a visiting fellow at New York University (2009) and the Institute for Advanced Studies-Collegium in Lyon (2010). His most recent publication is As Cruzadas da Integracao na Europa (2012).