Philippe Maubant — professor at the University of Sherbrooke in Canada, at the Institute of Geriatrics at the University of Sherbrooke (IUGS-CAU) in the team „Development of the potential of adults”. Editor-in-chief of an electronic scientific journal Phronesis. Member: Inter-University Research Center, dealing with the issues of teacher education and teaching (CRIFPE-Sherbrooke) and a research team dealing with the problems of education at CNAM in Paris