This study examined the changes in the communication skills of preschool students with autism spectrum disorder (ASD) that resulted from an intervention that featured three evidence-based, transactional approaches to augmentative and alternative communication (AAC) intervention: (a) attributing communicative meaning to student behaviours; (b)…

This paper explores ideas of language as a cognitive tool and the role of gesture in expressing children's interests and levels of knowledge. The context is a group of three-year-old children who participate in a weekly music session with a trained musician. The authors present drawings from photographs of children's hands and interpret them,…

The investigation compared the transparency of 11 different types of symbols with 40 nonspeaking mentally retarded subjects (ages 4-20). Analysis indicated a hierarchy of difficulty with actual objects the easiest and Blissymbols and written words the hardest to understand. Results have implications for selecting initial symbol systems for…

The comparative translucency within and across 5 aided augmentative and alternative symbol systems for symbols representing 3 parts of speech (nouns, verbs, and modifiers) was investigated with 50 college undergraduates. Results indicated that translucency varies among systems or sets and among parts of speech. (Author/DB)

A review of studies in which signing or symbol use has been taught to autistic individuals suggests that these techniques can provide a means of communication and language development for the autistic, including mute and retarded children. (RH)