at Addison Conference and Theatre Centre on 25 Apr 2014 – 26 Apr 2014

at Sheraton Gateway Suites O’Hare on 22 May 2012 – 25 May 2012

at Sheraton Gateway Suites O’Hare on 24 May 2011 – 27 May 2011

at Hilton Wilmington Riverside on 8 Nov 2010 – 11 Nov 2010

at Sheraton Gateway Suites O'Hare Hotel, Rosemont, IL on 18 May 2010 – 21 May 2010

at San Jose, CA on 19 Oct 2009 – 22 Oct 2009

at San Jose, California on 19 Oct 2009 – 22 Oct 2009