Alya Aglan, professor of contemporary history at the University of Paris 1 Panthéon-Sorbonne, is the author of Le Temps de la Résistance (Actes Sud, 2008) and, with Robert Frank, 1937-1947. La guerre-monde, Gallimard, Folio Histoire, 2015, 2 volumes, translated by Einaudi in 2016.