2022: Seattle, USA
Organizers: Xiaobo Zhong and Mike Zientek
2018: Kanazawa, Japan
Organizers: Ikumi Tamai and Tsuyoshi Yokoi
2016: Davis, California, USA
Organizer: Aiming Yu
2014: Stuttgart, Germany
Organizers: Ulrich Zanger and Matthias Schwab
2012: Noordwijk aan Zee, the Netherlands
Organizers: Nico Vermeulen and Magnus Ingelman-Sundberg
2010: Beijing, China
Organizers: Xinxin Ding and Xiaoliang Wang
2008: Albany, USA
Organizer: Larry Kaminsky
2006: Budapest, Hungary
Organizer: Laszlo Vereczkey
2004: Mainz, Germany
Organizer: Franz Oesch
2002: Sapporo, Japan
Organizer: Tetsuya Kamataki
2000: Stresa, Italy
Organizer: Francesco de Matteis
1998: Montpellier, France
Organizer: Patrick Maurel
1996: Los Angeles, USA
Organizer: Oliver Hankinson
1994: Toronto, Canada
Organizer: Gail D Bellward
1992: Jerusalem, Israel
Organizer: Jaime Kapitulnik
1990: Stockholm, Sweden
Organizers: Magnus Ingelman-Sundberg, Jan-Åke Gustafsson, Sten Orrenius
1987: Adelaide, Australia
Organizer: Donald Birkett
1984: Brighton, England
Organizer: Donald Davies
1981: Tokyo, Japan
Organizer: Ryo Sato, Ryuichi Kato
1979: Ann Arbor, USA
Organizer: Minor J Coon
1976: Berlin, Germany
Organizer: Alfred Hildebrandt
1972: Stanford, USA
Organizers: George J Cosmides, Ronald W Estabrook, James R Gillette,
Ronald G Kuntzman, Gabriel L Plaa
1968: Bethesda, USA
Organizer: James R Gillette