Bruno Cautrès is a political scientist, attached to the CEVIPOF- Centre de recherches politiques de Sciences Po (Paris) at the Fondation Nationale des Sciences Politiques in Paris. He is a senior CNRS (Centre national de la recherche scientifique, France) research fellow with interests and research domains in voting behaviour, political attitudes and behaviours, comparative survey research and quantitative techniques. He is involved in European Social Survey, European Values Studies, International Social Survey Programme and European elections studies. He participates to the developments of the elections studies in France. Its current research programme concerns political trust and attitudes to democracy in France. He is teaching in different summer school : the IPSA summer school in Sao Paulo and Singapore, the ECPR summer school in methods and techniques in Ljubljana. He published papers and books in the field of election studies and attitudes of the citizens in Europe towards EU.