The use of nonspeech symbol sets (including manual signs and Blyssymbols) in language intervention with mentally retarded students is discussed. The selection and use of aided or unaided nonspeech symbol sets are considered, along with cognitive, sociocommunicative, technological, and motoric factors. (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…

Guidelines for objectively selecting nonverbal communication systems are based on careful examination of student characteristics and student performance data in an alternating treatments design. (CL)

This manual is intended to accompany a videotape entitled "Tangible Symbol Systems." The manual summarizes techniques shown in the videotape, gives additional background and technical information, and supplies recordkeeping forms. It is aimed at teachers, parents, and others who work with individuals who have severe/multiple sensory…