1. M.A. Lobo, PT, PhD, Physical Therapy Department, 329 McKinly Building, University of Delaware, Newark, DE 19716 (USA).
2. R.T. Harbourne, PT, PhD, PCS, Munroe Meyer Institute, University of Nebraska Medical Center, Omaha, Nebraska.
3. S.C. Dusing, PT, PhD, Department of Physical Therapy, Virginia Commonwealth University, Richmond, Virginia.
4. S.W. McCoy, PT, PhD, Program in Physical Therapy, Department of Rehabilitation Medicine, University of Washington, Seattle, Washington.