at
Microsoft NERD Center
on 6 Sep 2014
– 7 Sep 2014
at
Hilton Montreal Bonaventure
on 25 Feb 2013
– 1 Mar 2013
at
Northeast PHP Boston
on 11 Aug 2012
– 12 Aug 2012
at
Santa Clara Convention Center
on 17 Oct 2011
– 20 Oct 2011
View all events attended by Ray