1. Department of Sport & Management, IST University, Düsseldorf, Germany
2. Department of Sport Management, Ruhr University Bochum, Bochum, Germany
3. School of Kinesiology, Western University Ontario, London, ON, Canada
4. Department of Sports Science and Clinical Biomechanics, University of Southern Denmark, Odense, Denmark
5. Department of Education, Umea University, Umeå, Sweden
6. Institute of Sport Science, University of Bern, Bern, Switzerland
7. Department of Social and Cultural Studies, Norwegian School of Sports Sciences, Oslo, Norway
8. Faculty of Business and Law, Victoria University, Melbourne, VIC, Australia