Establishing evidence- and research-based practices relies upon research synthesis of individual studies in reviews and meta analyses. Further summarizing scientific evidence about a specific topic by synthesizing reviews is an area of need to determine practices that have a strong evidence base and to identify areas of methodological weakness and…

The purpose of this study was to determine the effect of manual sign mand training combined with prompt delay and vocal prompting on the production of vocal responses in nonvocal children with developmental disabilities. A multiple baseline design across participants verified the effectiveness of this intervention. All participants showed…

Four developmentally disordered, speech deficient children (11-16 years old), who were being taught sign language as an alternative to speech, were taught to use manual signs as mediators in a delayed auditory-picture matching-to-sample task. (Author/CL)

The manual examines ways in which nonprofessional group home health care workers can enhance the communication and interaction skills of developmentally disabled clients. The communication process is explored in terms of information exchange, both verbal and nonverbal. Examples of vocal, nonvocal, and echolalic speech are offered and suggestions…

Four adults with moderate/severe disabilities were taught to request objects by using the manual signs "want" or "please" plus an object label sign, within the context of familiar activities in which needed objects were missing. All participants acquired a generic requesting response, and three acquired an explicit requesting…

A collection of papers on the Australian experience with early intervention for children with disabilities gives regional overviews, describes specific intervention programs, and discusses a variety of issues. Overviews are given of early intervention in Australia in general, New South Wales, Victoria, Queensland, South Australia, Western…