Present "On Some City Guarding Problems" in the The 14th Annual International Computing 
and Combinatorics Conference 2008.

Present "Two Guard Art Gallery Problem" in the 2006 Canadian Conference of Computational Geometry.

Reviewed several papers for several conferences and journals.

Help organize the 2007 ACM Multimedia and Security Workshop, 

Help organize the 10th IEEE High Assurance Systems Engineering Symposium.

IEEE student member.