2011 Munich, Germany         organizer: A. Walch & Ioannis Mylonas 2010 Prague, Czech Republic         organizer:  P. Hozák 2009 Fulpmes, Austria         organizer: P. Debagge 2008 Interlaken, Switzerland         organizer: J. Roth 2007 Freiburg, Germany         organizer: M. Werner & Ch. Peters 2006 Stresa, Lake Maggiore Italy         organizer: M. Biggiogerra 2005 Noordwijkerhout, Netherland         organizer: R. Van Noorden 2004 Prague, Czech Republic         organizer: P. Hozák 2003 Les Diablerets, Switzerland         organizer: F. T. Bosman 2002 Vlissingen, The Netherlands         organizer: C. J. F. Van Noorden 2001 Vienna, Austria         organizer: M. Pavelka 2000 Les Diablerets, Switzerland         organizer: J. Roth 1999 Gargellen, Austria         organizer: K. W. Schmid 1998 Giessen, Germany         organizer: W. Kummer & R. Haberberger                        & R. Vollerthun 1997 Jena, Germany         organizer: K. Simons 1996 Gargellen, Austria         organizer: S. Fakan & M. Binder 1995 Rigi-Kaltbad, Switzerland         organizer: J. Roth

1994 Heidelberg, Germany         organizer: H. D. Fahimi 1993 Gargellen, Austria         organizer: J. Roth 1992 Munich, Germany         organizer: G. Klein 1991 Ghent, Belgium         organizer: H. Roels 1990 Gargellen, Austria         organizer: M. N. Moore 1989 Gargellen, Austria         organizer: W. W. Franke 1988 Gargellen, Austria         organizer:  L. I. Larsson 1987 Basel, Switzerland         organizer: W. J. Gehring 1986 Gargellen, Austria         organizer: G. C. Bennet 1985 Göttingen, Germany         organizer: K. Weber 1984 Maastricht, The Netherlands         organizer: I. B. Black 1983 Gargellen, Austria         organizer: A. G. E. Pearse 1982 Gargellen, Austria         organizer: W. E. Stumpf 1981 Münster, Germany         organizer: G. Pfefferkon 1980 Würzburg, Germany         organizer: L. A. Sternberger 1979 Gargellen, Austria         organizer: O. Eranko