Mary Ann Bruce, MS, OTR, is Associate Professor, Occupational Therapy Program, School of Allied Health Sciences, University of Texas Health Science Center, 7703 Floyd Curl Drive, San Antonio, Texas 78284-7770

Charles H. Christiansen, EdD, OTR, FAOTA, is Professor and Director, Occupational Therapy Program, School of Allied Health Sciences, University of Texas Health Science Center at San Antonio