- 2012, ICAP-23, Palaiseau, France
- 2010, ICAP 22, Cairns, Australia
- 2008, ICAP-21, Storrs, USA
- 2006, ICAP-20, Innsbruck, Austria
- 2004, ICAP-19, Rio de Janiero, Brazil
- 2002, ICAP-18, Cambridge, USA
- 2000, ICAP-17, Florence, Italy
- 1998, ICAP-16, Windsor, Canada
- 1996, ICAP-15, Amsterdam, The Netherlands
- 1994, ICAP-14, Boulder, USA
- 1992, ICAP-13, Munich, Germany
- 1990, ICAP-12, Ann Arbor, USA
- 1988, ICAP-11, Paris, France
- 1986, ICAP-10, Tokyo, Japan
- 1984, ICAP-9, Seattle, USA
- 1982, ICAP-8, Uppsala, Sweden
- 1980, ICAP-7, Cambridge, USA
- 1978, ICAP-6, Riga, USSR
- 1976, ICAP-5, Berkeley, USA
- 1974, ICAP-4, Heidelberg, Germany
- 1972, ICAP-3, Boulder, USA
- 1970, ICAP-2, Oxford, UK
- 1968, ICAP-1, New-York, USA