Bertrand Tchantcho is an associate professor at the University of Yaounde I in Cameroon. He received his Ph.D in Applied Mathematics from the University of Yaounde I in 2004. His research interests include Game Theory and Social Choice Theory. He is a member of the Applied Mathematics to Social Sciences group of the University of Yaounde I and associate researcher at the ETHMA (Economic Theory, Modelization and Applications) laboratory of the University of Cergy-Pontoise in France. He was been a visiting professor in several countries including USA, Canada, Spain, France and Benin.