Patrick Werquin is currently independent consultant based in Paris, and member of the Centre d’études sociologiques et politiques Raymon Aron, EHESS, Paris (http://cespra.ehess.fr/document.php?id=795). He was senior economist with the Organisation for Economic Co-operation and Development (OECD), Directorate for Education from 1999 to 2010 (Education and Training Policy Division and Centre for Educational Research and Innovation, CERI). From 1992 to 1999, he was a senior analyst with the French Centre for Research on Education, Training and Employment (Centre d’études et de recherches sur les qualifications or Céreq) of the French Ministries of Labour and Education. He has a PhD in Economics and taught Economics and Econometrics at the Université de la Méditerranée (Aix-en-Provence and Marseilles, 1986-98) and at the École des hautes études en sciences sociales (EHESS, 1986-1998). He taught education at the University of Neuchâtel, Switzerland (2007-2009). He supervises PhD students in Europe, Morocco and Canada. He is working on lifelong learning, qualifications systems frameworks, adult learning, low skilled individuals/workers, adult literacy, school-to-work transition, recognition of non-formal and informal learning, statistical indicators for education and the labour market.