These proceedings of the annual RESNA (Association for the Advancement of Rehabilitation Technology) conference include more than 200 presentations on all facets of assistive technology, including concurrent sessions, scientific platform sessions, interactive poster presentations, computer demonstrations, and the research symposia. The scientific papers included in the book address recent scientific research, practical designs, and case studies. Scientific content is grouped into the following eight categories: (1) technology for special populations, which includes: "Evaluating the Response of Children with Autism to a Robot" (Iain Werry and others) and "An Interactive Maze Game Device for Pre-Handwriting Exercises" (Jeremy M. Bowman); (2) augmentative and alternative communications (AAC), which includes "A Communication 'Tools' Model for AAC Intervention with Early Communicators" (Cynthia J. Cress); (3) computer access and use; (4) environmental accommodations ; (5) functional control and assistance; (6) service delivery and public policy; (7) research and functional outcomes, which includes "Communication Intervention Program for Deaf Adolescents" (Diane J. Grillo); and (8) seating and mobility, which includes "Quantification of Forces Associated with Episodic Full Body Extensor Spasticity in Children" (Dalthea Brown and others) and "Motorized Swing for Child up to Fifty Pounds" (Amy Congdon and Jessica Foley). The book includes papers from the student design competition and the student scientific paper competition. (Papers include references.) (CR)