· Visiting Researcher, Hewlett-Packard Laboratories1999–
· Visiting Professor, University of California, Berkeley1999–2000
· Visiting Researcher, AT&T Bell Laboratories1992–1993
· Ph.D. degree, Massachusetts Institute of Technology (MIT)1991–
· Sumitomo Professor of Engineering, Massachusetts Institute of Technology (MIT)1991–
· S.M. degree, Massachusetts Institute of Technology (MIT)1987–
· B.A.Sc. degree (with honors), University of British Columbia1985–