January 24, 2006

ETel: O'Reilly Emerging Telephony at Marriott San Francisco Airport Burlingame

March 6, 2006

O'Reilly Emerging Technology Conference at Manchester Grand Hyatt San Diego Hotel

June 25, 2008

GigaOM's Structure 08 at Mission Bay Conference Center at UCSF

January 21, 2010

Law for Startups 101: When does a startup need to call a lawyer? at PIE, The Portland Incubator Experiment