Cornelia M. Ridderikhoff, Ph.D. (1981) University of Leiden, main editor of the Textes des rapports of the Premier, Deuxième et Troisième Livre des procurateurs de la nation germanique de l'Université d'Orléans (Brill 1971, 1988, 2013). She also participated in the redaction and edition of the Briefwisseling (correspondance) of Hugo Grotius (RGP, The Hague 1985-2001). Hilde de Ridder-Symoens, Ph.D. (1969) Ghent University, collaborator of the Premier et Troisième Livre des procurateurs de la nation germanique de l'Université d'Orléans (Brill 1971, 2013). Em. professor in medieval and early modern history at the Vrije Universiteit Amsterdam and Universiteit Gent. She has published on university history and schooling in Europe and especially the Low Countries.