1. R.J. Palisano, PT, ScD, is Professor, Department of Physical Therapy and Rehabilitation Sciences, Drexel University, Mail Stop 502, 245 N 15th St, Philadelphia, PA 19102-1192 (USA) and a member of the scientific staff of Shriners Hospitals for Children, Philadelphia, Pennsylvania.
2. L.-J. Kang, PT, MS, is a doctoral candidate in the Department of Physical Therapy and Rehabilitation Sciences, Drexel University.
3. L.A. Chiarello, PT, PhD, PCS, is Associate Professor, Department of Physical Therapy and Rehabilitation Sciences, Drexel University, and a member of the scientific staff of Shriners Hospitals for Children, Philadelphia.
4. M. Orlin, PT, PhD, is Associate Professor, Department of Physical Therapy and Rehabilitation Sciences, Drexel University, and a member of the scientific staff of Shriners Hospitals for Children, Philadelphia.
5. D. Oeffinger, PhD, is Director of Research Development, Shriners Hospitals for Children, Lexington, Kentucky.
6. J. Maggs, DocEd, MCSP, is Assistant Professor, Department of Physical Therapy and Rehabilitation Sciences, Drexel University.