Thomas Amossé is a Public Statistician and Researcher in Sociology at the Centre d'Etudes de l'Emploi, France. Alex Bryson is Professor of Quantitative Social Science at University College London, UK. During the writing of this book Alex was Head of the Employment Group at the National Institute of Economic and Social London, where he remains a Visiting Fellow. John Forth Principal Research Fellow at the National Institute of Economic and Social Research, UK.
Héloïse Petit Professor of Economics at the University Lille 1, France, and a Research Fellow at CLERSE and Centre d'Etudes de l'Emploi, France.