China Science

Abstract The effect of pause length on ratings of communicative competence of social interactions of three individuals who used AAC was investigated. The AAC systems utilized in the study were whole-utterance text storage and retrieval devices. (more…)

Abstract Acquisition of three grammatical morphemes was compared in three groups of children: one with extremely limited speech that resulted in complex communication needs, one with typical development, and one with typical speech but delayed language development. A grammaticality judgment task and a comprehension task involving picture selection were administered to all participants. Literate participants were also given a structured written output task. (more…)