Thomas F. Fisher, PhD, OTR, CCM, FAOTA, is Associate Professor and Chair, School of Health and Rehabilitation Sciences, Department of Occupational Therapy, Indiana University–Purdue University at Indianapolis, 1140 West Michigan Street, CF 311, Indianapolis, IN 46202-5199; fishert@iupui.edu

Jeffrey L. Crabtree, OTD, OT, FAOTA, is Director, Community Mobility and Participation in Society (COMPASS) Lab and Associate Professor of Occupational Therapy, School of Health and Rehabilitation Sciences, Indiana University–Purdue University at Indianapolis