2018 – 19th Conference – Smolenice, Slovakia
2016 – 18th Conference – Ft. Collins, Colorado, USA
2014 – 17th Conference – La Massana, Andorra
2012 – 16th Conference – Helsinki, Finland
2010 – 15th Conference – Quebec City, Canada
2008 – 14th Conference – Prague, Czech Republic
2006 – 13th Conference – Torino, Italy
2004 – 12th Conference – Bingen, Germany
2002 – 11th Conference – Sapporo, Japan
2000 – 10th Conference – Davos, Switzerland
1998 – 9th Conference – Lulea, Sweden
1996 – 8th Conference – Birmingham, UK
1994 – 7th Conference – Seefeld, Austria
1992 – 6th Conference – Minneapolis, Minnesota, USA
1990 – 5th Conference – Tromso, Norway
1988 – 4th Conference – Florence, Italy
1986 – 3rd Conference – Tampere, Finland
1985 – 2nd Conference – Copenhagen, Denmark
1984 – 1st Conference – The Hague, Netherlands