1. K.R. Archer, PT, DPT, PhD, Department of Orthopaedic Surgery & Rehabilitation, School of Medicine, Vanderbilt University, Medical Center East–South Tower, Suite 4200, Nashville, TN 37232 (USA).
2. N. Motzny, PT, DPT, Department of Orthopaedic Surgery & Rehabilitation, School of Medicine, Vanderbilt University.
3. C.M. Abraham, MA, Department of Orthopaedic Surgery & Rehabilitation, School of Medicine, Vanderbilt University.
4. D. Yaffe, PhD, Chase Brexton Health Services Inc, Baltimore, Maryland.
5. C.L. Seebach, PsyD, Department of Neurology, Washington DC Veterans Affairs Medical Center, Washington, DC.
6. C.J. Devin, MD, Department of Orthopaedic Surgery & Rehabilitation, School of Medicine, Vanderbilt University.
7. D.M. Spengler, MD, Department of Orthopaedic Surgery & Rehabilitation, School of Medicine, Vanderbilt University.
8. M.J. McGirt, MD, Department of Neurological Surgery, School of Medicine, Vanderbilt University.
9. O.S. Aaronson, MD, Department of Neurological Surgery, School of Medicine, Vanderbilt University.
10. J.S. Cheng, MD, Department of Neurological Surgery, School of Medicine, Vanderbilt University.
11. S.T. Wegener, PhD, Department of Physical Medicine and Rehabilitation, Johns Hopkins Medicine, Baltimore, Maryland.