Los Angeles R users group - Nov 17 2010 - Part 2
useR2011 - Whitcher
Los Angeles R users group - Dec 14 2010 - Part 3
Los Angeles R users group - Dec 14 2010 - Part 1
useR2011 - Gromping
Los Angeles R users group - Dec 14 2010 - Part 2
useR2011 - Edlefsen
useR2011 - Huber
LA R meetup - Nov 2013 - Eric Klusman
useR2011 - Rougier
Los Angeles R users group - Dec 14 2010 - Part 4
Los Angeles R users group - July 12 2011 - Part 1
Los Angeles R users group - Nov 17 2010 - Part 1