Ian Watson is Senior Lecturer in Intelligent Systems at the University of Salford in the United Kingdom, and one of the world's most active researchers in CBR. He became interested in CBR after realizing its promise for industrial applications and its comparative ease of implementation. He is a member of the Research Centre for the Built and Human Environment (BUHU), where he continues his investigations of intelligent-systems methodologies and object-oriented programming and maintains AI-CBR, the center for CBR information on the World Wide Web.