1. MOTION Science Institute, University of North Carolina at Chapel Hill
2. Department of Exercise and Sport Science, University of North Carolina at Chapel Hill
3. Department of Kinesiology and Health, Georgia State University, Atlanta
4. Department of Physical Therapy, Georgia State University, Atlanta
5. Department of Exercise Science and Sports Management, Kennesaw State University, Georgia
6. Department of Human Physiology, University of Oregon, Eugene. Dr Linens is now with the Department of Kinesiology, University of North Carolina at Charlotte.