The current state of research into augmentative and alternative communication systems is reviewed, and various problems identified in the light of a model of communication which integrates the main variables. Four dimensions are defined, and used to characterize different approaches to handicap: structural, developmental, pragmatic, and technological. Certain limitations in recent research procedures are summarized, and the need for standardized guidelines is emphasized. A recommendation is made concerning the importance of case studies. Recent work in the field of vocabulary is cited as an illustration.
No takes yet. Share an insight, caveat, or question.
David Crystal (1986) studied this question.
Synapse has enriched 5 related papers. Consider them for comparative context: