| # | Year | Place | Country |
| XIII | 2013 |
View: Proceedings, Edited Volume |
 NED |
| XII | 2011 | Lake Louise (Calgary/Banff) (link) |  CAN |
| XI | 2009 | Hong Kong (link) |  CHN |
| X | 2007 | Iguazu Falls (link) |  BRA |
| IV | 2005 | London (link) |  GBR |
| VIII | 2003 | Sendai (link) |  JPN |
| VII | 2001 | Honolulu |  USA |
| VI | 1999 | Venice |  ITA |
| V | 1997 | Mumbai |  IND |
| IV | 1995 | Melbourne |  AUS |
| III | 1993 | Atlanta | USA |
| II | 1991 | Oxford | GBR |
| I | 1989 | Hong Kong |  HKG |