The WIN workshop is held for the 25th time. Previously, it was held in Africa, Asia, Europe, North America, Oceania, and South America. The list of previous WINs is:
- WIN 2013, 16–21 September 2013, Natal, Brazil
- WIN 2011, 31 January – 5 February 2011, Cape Town, South Africa
- WIN 2009, 14–19 September 2009, Perugia, Italy
- WIN 2007, January 2007, Kolkata, India
- WIN 2005, 6–11 June 2005, Delphi, Greece
- WIN 2003, 6–11 October 2003, Lake Geneva, Wisconsin, USA
- WIN 2002, 21–26 January 2002, Christchurch, New Zealand
- WIN 1999, January 1999, Cape Town, South Africa
- WIN 1997, June 1997, Anacapri, Italy
- WIN 1995, September 1995, Talloires, France
- WIN 1993, July 1993, Seoul, Korea
- WIN 1991, July 1991, LNGS, Italy
- WIN 1989, April 1989, Ginosar, Israel
- WIN 1987, June 1987, Santa Fe, New Mexico
- WIN 1985, June 1985, Savonlinna, Finland
- WIN 1983, September 1983, Talloires, France
- WIN 1982, September 1982, Javea, Spain
- WIN 1980, September 1980, Balaton, Hungary
- WIN 1978, July 1978, Ames, Iowa
- WIN 1977, July 1977, Kobe, Japan
- WIN 1976, August 1976, ICTP Trieste, Italy
- WIN 1975, September 1975, Columbus, Ohio
- WIN 1974, September 1974, Strobl – St. Wolfgang, Austria
- WIN 1973, July 1973, Billingehus, Sweden
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