Dr. David Ball was a featured keynote speaker at the 2022 CDLA Annual Kuwatch Conference held Friday, August 12 and Saturday, August 13, 2022 in San Francisco with 160 attendees. The topic of his presentation was "The Rule-Out Method of Criminal Defense: A Game Changer". This video is not eligible for MCLE credits and is offered - with Dr. Ball's permission - for the benefit of CDLA members.