· Canada Research Chair in Artificial Intelligence, University of British Columbia2001–2014
· Professor, University of British Columbia1984–
· Associate Professor, University of British Columbia1979–
· Assistant Professor, University of British Columbia1974–
· D.Phil., University of Sussex1974–
· A.M., Harvard University1967–
· Lecturer, University of Toronto1967–1970
· B.A.Sc., University of Toronto1966–
· Professor Emeritus, University of British Columbia