Reviewer, International World Wide Web Conferences (WWW) 2009, April 2009, Madrid, Spain.
Reviewer, Journal of Systems and Software, Elsevier, 2008.
Reviewer, 12th International Conference on Information Visualisation (IV) 2008, July 2008, London, UK
Reviewer, the 11th International Conference on Extending Database Technology (EDBT 2008), March 2008, Nantes, France.
Reviewer, IEEE Pacific Visualization Symposium (PacificVis) 2008, March 2008, Kyoto, Japan.
Reviewer, IEEE Transactions on Knowledge and Data Engineering (TKDE), 2007.
Reviewers, ACM Transactions on Information Systems, 2007.
Organizing committee member, Asia Pacific Symposium on Information Visualization 2007 (APVIS 2007, the conference is now renamed as “IEEE Pacific Visualization Symposium”), February 2007, Sydney, Australia.
Reviewer, 22nd International Conference on Data Engineering (ICDE 2006), April 2006, Atlanta, USA.
Co-organizer, EII-NICTA Workshop on Large-scale Network Analysis, ”, sponsored by the National ICT Australia Ltd. and ARC Research Network in Enterprise Information Infrastructure, November 2005, Sydney, Australia.