Past Congresses
- Eighth Congress held September 2017 in Chicago
- Seventh Congress held September 2013 in Chicago
- Sixth Congress held September 2009 in Vancouver
- Fifth Congress held September 2005 in Chicago
- Fourth Congress held September 2001 in Barcelona
- Third Congress held September 1997 in Prague
- Second Congress held September 1993 in Chicago (PDF only)
- First Congress held September 1989 in Chicago (PDF only)