Haud Guéguen holds an Agrégation and a PhD in Philosophy from the University Paris-I-Panthéon-Sorbonne, and is an expert in classical philosophy. She now teaches at the Conservatoire national des arts et métiers (Cnam), where she is a member of the DICEN unit.
Guillaume Malochet, a former pupil of ENS Cachan, is a senior lecturer in sociology at the Conservatoire national des arts et métiers (Cnam). He recently published Prisons sous tensions (Champ social, 2011) and Les Défis de l’accompagnement du grand âge (La Documentation française, 2011). He is a member of Lise-CNRS.