Henri Darmon is a professor at McGill University. He is the Director of Centre Interuniversitaire en Calcul Mathematique Alegrigue and the Editor-in-chief of the Canadian Journal of Mathematics. An active researcher, he has written numerous mathematical articles and monographs. He is also the recipient of several awards such as fellow of the Royal Society of Canada, the Ribenboim Prize of the Canadian Number Theory Association and the Carrie M. Deric Award for teaching.