At the level of all international structures (UN, Governments, large international companies, ...), the ranking of universities is increasingly talked about. So it has become the choice of student recruitment, the choice of funding research projects. It allows decision-makers, students to make their choice. There are several types of rankings: - Academic Ranking of World Universities (Jiao Tong University of Shanghai in China in 2003); - Scimago; - Times Higher Education World University Rankings; - Webometrics; - Global university ranking; Each of its institutions apply different classification criteria. The choice of these criteria determines the position in the classification. What do you propose as criteria for ranking universities?