Here you can find the websites of the past events.
July 4, 2022
Bern, Switzerland
September 2, 2019
Exeter, United Kingdom
August 20, 2017
Minneapolis, United States
August 3, 2015
Merbourne, Australia
November 6, 2013
San Diego, United States
September 19, 2011
Dresden, Germany
June 4, 2009
Kansas City, United States
September 29, 2007
Freiburg, Germany