Conferences :

• IASTED International Conference on Computer Graphics and Imaging (CGIM 2007) (Program Committee)
• IASTED International Conference on Graphics and Visualization in Engineering (GVE 2007) (Program Committee)
• CAD'07 (Conference Advisory Board)
• 12th ACM Symposium on Solid and Physical Modeling (2007) (Program Committee)
• 6th IFIP International Conference on Entertainment Computing 2007 (ICEC2007) (Program Committee)
• 25th Computer Graphics International Conference (CGI2007) (Program Committee)
• 10th International Conference on CAD/CG (CAD/Graphics 2007) (International Program Committee)
• Pacific Graphics 2007 (International Program Committee)
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2008) (PInternational rogram Committee)
• Geometric Modeling and Processing 2008 (Program Committee)
• 13th ACM Symposium on Solid and Physical Modeling (2008) (International Program Committee) reviewer site
• CAD'08 (Conference Advisory Board)
• IEEE International Conference on Shape Modeling and Applications (SMI09) (Conference Program Committee)
  reviewer site for paper CAG-D-08-00271 rebuttal site for paper CAG-D-08-00271
  reviewer site for paper CAG-D-08-00254 rebuttal site for paper CAG-D-08-00254
  reviewer site for paper CAG-D-08-00208
  reviewer site for paper CAG-D-08-00268
  Report site
• 2009 SIAM/ACM Joint Conference on Geometric and Physical Modeling, October 4-8, 2009, San Francisco (Conference Program Committee)
  Precision Conference Solutions (PCS) system
• CAD'09 (Conference Advisory Board) (Press coverage)
• 6th International Conference on Graphics, Imaging and Visualization (CGIV09) (Conference Program Committee)
• Computer Graphics Workshop 2009 (cgw2009) July 23-24, 2009, Taipei, Taiwan, ROC (program committee)
• IASTED International Conference on Computer Graphics and Imaging (CGIM 2010) (International Program Committee)
• CAD'10 (Conference Advisory Board)
• 14th ACM Symposium on Solid and Physical Modeling (2010) (Program Committee)

Journals :

• Journal of Information and Computational Science (Member of Editorial Board)
• Computer Aided Design and Applications (Member of Editorial Board)
• Journal of Computer Aided Design & Computer Graphics (Member of Editorial Board)

University of Kentucky :

• University of Kentucky Faculty Senator (8/16/2004 - 8/15/2008)
• UK Administrative Regulations site
• UK Governing Regulations site

Hong Kong Research Grants Council:

• RGC Invited External Reviewer site