1. Biomechanics Laboratory; Deerfield Academy; 7 Boyden Lane Deerfield Deerfield MA 01342
2. Department of Mechanical and Industrial Engineering; University of Massachusetts; 130 Natural Resources Road Amherst MA 01003
3. Department of Orthopaedic Surgery; Johns Hopkins University School of Medicine; 1800 Orleans St Suite 7356 Baltimore MD 21287