1. Utrecht University, Netherlands
2. University of California, Berkeley, CA, USA
3. Aarhus University, Denmark
4. University of Sheffield, UK
5. University of Queensland, Australia
6. Georgetown University, USA
7. Syracuse University, USA
8. University of Melbourne, Australia
9. University of Pittsburgh, USA
10. Ohio State University, USA
11. The Open University Business School
12. Roskilde University, Denmark