United States United States, Louisville
27th February to 3rd March 2013
Christopher Groskopf spoke
9th–11th November 2012
Christopher Groskopf spoke
United States United States, Austin
9th–13th March 2012
Christopher Groskopf attended
United States United States, St. Louis
23rd–26th February 2012
Christopher Groskopf spoke
17th–20th October 2011
Christopher Groskopf attended