He received his M.Sc. degree (1999) and his Ph.D. (2003) from Bucharest University.Essaïd Bilal is a professor of geochemistry and the head of the Chemistry Department in Ecole Nationale Supérieure des Mines de Saint Etienne. He was conferred the honorary degree Docteur Honoris Causa de l'Université de Bucarest in Romania in 2000. He is a member of the New York Academy of Sciences, Society of Geology of France, and the Geology Brazilian Society among other.