Paris West University Nanterre La Défense
Courtois is a research director at the French National Centre for Scientific Research, in the "Géode" (group of study and observation of democracy) at Paris West University Nanterre La Défense as well as a Professor at the Catholic Institute of Higher Studies – ICES. He is editor of the journal "Communisme", which he cofounded with Annie Kriegel in 1982, and part of the "Cercle de l'Oratoire" think tank.