15 | 2022 | Piran, Slovenia lectures are online available |
14 | 2017 | Taormina, Italy |
13 | 2014 | Grahamstown, South Africa |
12 | 2011 | Dartington, UK |
11 | 2008 | Esperance, Australia |
10 | 2005 | Bled, Slovenia |
9 | 2002 | Banff, Canada |
8 | 1999 | Beijing, China |
7 | 1996 | Baveno, Italy |
6 | 1993 | St.Barbara, USA |
5 | 1990 | Uppsala, Sweden |
4 | 1987 | Melbourne, Australia |
3 | 1984 | Geneva, Switzerland |
2 | 1981 | Kingston, Canada |
1 | 1976 | Amsterdam, Netherlands |