Originally designed to enable young children with autism lacking functional communication to initiate requests and to describe what they observed, the Picture Exchange Communication System (PECS) has been the subject of an ever-expanding body of research and development. Thirty-four peer-reviewed published reports on PECS are analyzed in this…

This article introduces this special issue on functional assessment methods and their application to children and youth with autism. It traces the 30-year history of functional assessment and briefly summarizes each of the following articles, noting the common emphasis on social validity and using the science and technology of functional…

This article discusses the need to connect research and policy in the education of children and youth with autism spectrum disorders. It considers issues related to selecting and implementing use of research and evidence-based practices and the need for appropriately trained educational professionals. (Contains references.) (Author/DB)

This review of the literature synthesizes theory and research on the use of speech output communication aids to determine potential benefits for persons with autism. Although results suggest such aids are likely to be useful with this population, the paper urges research into the characteristics of synthetic speech in conjunction with the learning…

This article provides a critical review of empirical investigations on the use of augmentative and alternative communication (AAC) and assistive technology with individuals with autism or pervasive developmental disorder. The review is presented by six topic areas: assessment, staff/family training, supports for augmented input, supports for…