Full Professor in Political Science at the Department of Political and Social Science at the Pompeu Fabra University in Barcelona and President of the ESS Spanish Committee. He is Director of the Research and Expertise Centre for Survey Methodology (RECSM) at the Pompeu Fabra University. Current President of the WAPOR Latinoamérica and co-editor of Revista Latinoamericana de Opinión Pública. Member of the Editorial Board of many international journals such European Political Science Review and Southern European Society and Politics.