Jonathan Herbert Schaeffer is a Distinguished University Professor at the University of Alberta and the Canada Research Chair in Artificial Intelligence. He led the team that wrote Chinook, the world’s strongest American checkers player. His coauthored paper “Checkers is Solved,” published in Science won the International Computer Games Association Best Publication prize for 2007. He was elected a Fellow of the Royal Society of Canada in 2007, and of the Association for the Advancement of Artificial Intelligence in 2000. He has won numerous awards including the Province of Alberta Centennial medal award (2005), Distinguished paper prizes at IJCAI 2005, and IJCAI 2003, and the Best poster prize at IJCAI 2003. He has an honourary doctorate from the University of Lethbridge. He is interested in anything to do with heuristic search.