- 2021 Digital Congress, Brussels, Belgium
- 2020 Digital Congress, Marseille, France
- 2019 Budapest, Hungary
- 2018 Valencia, Spain
- 2017 Salzburg, Austria
- 2016 Rome, Italy
- 2015 Rotterdam, The Netherlands (jointly with IBMS)
- 2014Prague, Czech Republic
- 2013Lisbon, Portugal
- 2012 Stockholm, Sweden
- 2011 Athens, Greece jointly with IBMS
- 2010 Glasgow, Scotland
- 2009 Vienna, Austria
- 2008 Barcelona, Spain
- 2007 Copenhagen, Denmark
- 2006 Prague, Czech Republic
- 2005 Geneva, Switzerland (jointly with IBMS)
- 2004 Nice, France2003Rome, Italy
- 2003 Davos, Switzerland
- 2002 Zagreb, Croatia
- 2001 Madrid, Spain (jointly with IBMS)
- 2000 Tampere, Finland [pdf]
- 1999 Maastricht, The Netherlands [pdf]
- 1997 Harrogate, UK [pdf]
- 1995 Aarhus, Denmark
- 1993 Heidelberg, Germany
- 1991 Vienna, Austria
- 1989 Jerusalem, Israel
- 1987 Sirmione, Italy
- 1986 Stockholm, Sweden
- 1984 Angers, France
- 1983 Davos, Switzerland
- 1981 Knokke, Belgium
- 1980 Helsinki, Finland
- 1979 Rhodos, Greece
- 1977 Noordwijkerhout, The Netherlands
- 1976 York, UK
- 1975 Elsinore, Denmark
- 1973 Hamburg, Germany
- 1972 Baden near Vienna, Austria
- 1971 Jerusalem, Israel
- 1970 Montecatini, Italy
- 1968 Lund, Sweden
- 1967 Bordeaux, France
- 1966 Noordwijk, The Netherlands
- 1965 Davos, Switzerland
- 1964 Liège, Belgium
- 1963 Oxford, UK