Olivier Giraud is research director at the CNRS (Lise-CNRS, Paris, France). He is a specialist in comparative policy analysis: employment and training policies, long-term care policies, gender equality policies. He recently co-edited the volume Categories in Context – Gender and Work in France and Germany, 1900–Present (Berghahn Books, 2019) with Isabelle Berrebi-Hoffmann, Léa Renard and Theresa Wobbe. Michel Lallement is Professor of Sociology at the Conservatoire national des arts et métiers, Paris, France. His research affiliations are with the Lise-CNRS. He has written articles and books on work, employment, industrial relations and international comparisons, and the history of sociology, including Un désir d’égalité. Vivre et travailler dans des communautés utopiques (Seuil, 2019).