Click on the date to view all the participants:
April 24-26, 1998
Columbia, MO
April 16-18, 1999
Columbia, MO
April 14- 16, 2000
Columbia, MO
July 9-10, 1999
Cambridge, MA
July 8, 2000
Washington, DC
July 30- Aug. 2, 1999
Stockbridge, MA
April 20- 21, 2001
Columbia, MO
August 27-29, 1999
Columbia, MO
July 6-7, 2001
Washington, DC
October 22-23, 1999
San Francisco, CA
August 4-5, 2001
San Francisco, CA
July 12 -13, 2002
Washington, DC
November 8-9, 2002
San Francisco, CA
July 11-12, 2003
Washington, DC
July 9-10, 2004
Washington, DC

April 1-2, 2005
San Francisco, CA