After receiving his Licence and Maîtrise from the Université de Paris, Heinze enrolled as a DAAD scholar at the Freie Universität Berlin.
In effect, the organisation of university studies made it necessary to have a more precise definition, which create the level of "maîtrise".
During this same period Manglou also obtained a maîtrise in Human Sciences at the University of Paris, Val-de-Marne - a foreshadowing of experienced-based learning, which was later formalized in France as Validation des Acquis de l'Experience.