Affiliation
- Western Washington University9
- Yale University9
- Athabasca University8
- DOAB (Directory of Open Access Books)8
- Grand Valley State University8
- Harvard University8
- New York Law School8
- Open Textbook Library8
- Chalmers University of Technology7
- OAPEN (Open Access Publishing in European Networks) Foundation7
- Rochester Institute of Technology7
- University of Arkansas7
- University of Minnesota7
- University of Oklahoma7
- Arizona State University6
- Ohio State University6
- Pennsylvania State University6
- University of North Georgia6
- University of Victoria6
- Cambridge University5