1. Department of Cognitive and Team/Racket Sport Research, Institute of Exercise Training and Sport Informatics, German Sport University Cologne, Cologne, Germany
2. Sport and Physical Activity Research Centre, Sheffield Hallam University, Sheffield, UK
3. Department of Coaching, Health and Physical Education, Faculty of Health and Environmental Sciences, Auckland University of Technology, Auckland, New Zealand
4. Institute of Sports Science, University of Rostock, Rostock, Germany