November 30, 2006

Defining the Self in a Virtual World: Online Personas at Commonwealth Club of California

January 11, 2007

Electronic Frontier Foundation's Sweet 16 Party at 111 Minna Gallery

March 8, 2007

SXSW Interactive Festival at Austin Convention Center

March 19, 2007

SecurityOpus at The W Hotel

May 20, 2007

Bay To Breakers 2007 at Howard Street

December 12, 2009

Security B-Sides BSidesBay at Hacker Dojo