Daniel Bertaux is a French sociologist. Beginning his career in 1967, as full-time Researcher in Sociology at the Centre National de la Recherche Scientifique (CNRS), he has worked with Raymond Aron, Pierre Bourdieu, Raymond Boudon, Alain Touraine and Robert Castel among others. Since 2005, he has been affiliated with the French German Research Group MIGREVAL (https: //hypotheses.org) at the University of Strasbourg.