2008: University of Texas at Austin

2007: Georgetown University, Washington, D.C.

2006: McGill University, Montréal, Québec

2005: Harvard University, Cambridge, Mass.

2004: St. Michael's College, University of Toronto

2003: Arcadia University, Glenside, Pennsylvania

2002: University of British Columbia

2001: Georgetown University

2000: Ottawa, Ontario

1999: University of Texas at Austin

1998: Ryerson Polytechnic University, Toronto

1997: Georgetown University

1996: Vancouver, Canada

1995: Orlando, Florida