Speaker Apr 26, 2013 — Apr 28, 2013 Irvine, California 2013 German-American Frontiers of Engineering Symposium
Speaker Feb 28, 2008 — Mar 01, 2008 Irvine, California 2008 Indo-American Frontiers of Engineering Symposium
General Participant Sep 24, 2007 — Sep 26, 2007 Redmond, Washington 2007 US Frontiers of Engineering Symposium