Membership Schools 2004-2005
- Ball State University
- Bowling Green State University
- Carleton College
- The College of St. Catherine
- DePaul University
- Eastern Illinois University
- Ferris State University
- Hamline University
- Illinois Wesleyan University
- Metropolitan State University
- Michigan State University
- Northern Illinois University
- Northwestern University
- The Ohio State University
- Oklahoma State University
- Rockhurst University
- University of Illinois at Chicago
- University of Illinois at Urbana-Champaign
- University of Michigan
- University of Missouri-Columbia
- University of St. Thomas
- University of Wisconsin-La Crosse
- University of Wisconsin-Platteville
- University of Wisconsin-Whitewater
- Wright State University