BSc(Hons), University of Singapore (1980)
PhD, Harvard University (1984)

Member of Technical Staff, Sequoia Systems, Marlborough, Massachusetts (June 1984- Apr. 1985)
Visiting Fellow, Department of Computer Science, Princeton University (May 1991- Apr. 1992)
Consultant, WindowsNT Performance Group, Microsoft Corporation, Redmond, Washington (Jan.-Nov. 1999)
Visiting Scientist, Laboratory of Computer Science, MIT (Jan.-June 2003)
Visiting Faculty, Intel Research, Cambridge, UK (Aug.-Nov. 2006)
Visitor, University of Cambridge Computer Laboratory, UK (Dec. 2006)

Member of Editorial Board, VLDB Journal, Springer-Verlag, (1995-2001)
Member of Program Committees: 
SIGMOD (1992, 1993, 2008), VLDB (1993, 1994, 1995), ICDE (1997, 2002) 
SIGMETRICS (2005, 2007, 2008), SIGMETRICS/Performance (2006, 2009).

Science Teaching Award (1993) 
Science Faculty Teaching Excellence Award (2000/01, 2001/02, 2003/04, 2004/05, 2005/006)
Science Faculty Teaching Awards Honour Roll 2006/07, 2007/08
School of Computing Teaching Excellence Award 2007/08