9 July. 2008 Reviewer, Southern Association for Information Systems Conference (SAIC 2008), Richmond, VA, USA 13-15 March. 2007 Program Committee, IEEE International Conference on Intelligence and Security Informatics 2007 (ISI 2007), New Brunswick, New Jersey. 23-24 May, 2007 2007 Reviewer, Graphics Interface 2007, Montreal, Canada, 28 - 30 May 2007.