| Grand Valley State University, Grand Rapids MI | 2021 |
| Virtual | 2020 |
| University of Northern Illinois, DeKalb | 2019 |
| Miami University, Oxford, OH | 2018 |
| Oakland University | 2017 |
| Michigan State University | 2016 |
| Loyola University Chicago, Chicago, IL | 2015 |
| Loyola University Chicago, Chicago, IL | 2014 |
| University of Western Ontario, Ontario, Canada | 2013 |
| Western Michigan University | 2012 |
| Fields Institute, Toronto, Canada | 2011 |
| Wayne State University | 2010 |
| Western Michigan University | 2009 |
| Western Michigan University | 2008 |
| University of Michigan | 2007 |
| Miami University | 2006 |
| Western Michigan University | 2005 |
| Wayne State University | 2004 |
| Oakland University | 2003 |
| University of Michigan | 2002 |
| Western Michigan University | 2001 |
| Western Michigan University | 1998 |
| Western Michigan University | 1997 |