Pascal Van Hentenryck is a Professor of Computer Science at Brown University. He is a fellow of the Association for the Advancement of Artificial Intelligence, the recipent of the 2002 ICS INFORMS award, the 2006 ACP Award, a honorary degree from the University of Louvain, and the Philip J. Bray award for teaching excellence. He is the author of five MIT Press books and most of this research in optimization software systems has been commercialized and is widely used in academia and industry.