Open Textbook NetworkParticipating academic institutions include: Cal Poly San Luis Obispo; Cleveland State University; Colorado State University; Brigham Young University; Macalester College; Minnesota State College and Universities (34); The Ohio State University; Oregon Community Colleges (17); Oregon State University; Portland State University; Purdue University; Temple University; Universities of Arizona, Iowa, Kansas, Massachusetts Amherst, Minnesota, North Carolina - Greensboro, Northwestern St. Paul, Oklahoma, Washington, Wisconsin - Milwaukee; Virginia Tech; and West Virginia University.