Although pragmatic deficits are well documented in autism, little is known about the extent to which grammatical knowledge in this disorder is deficient, or merely delayed when compared to that of typically developing children functioning at similar linguistic or cognitive levels. This study examines the knowledge of constraints on the…

This study examined metalinguistic awareness in children who were becoming bilingual in an immersion education program. The purpose was to determine at what point in emerging bilingualism the previously reported metalinguistic advantages appear and what types of metalinguistic tasks reveal these developmental differences. Participants were 124…

Assessed a large sample of twins between the ages of 7 and 13 years on language comprehension tests sensitive to grammatical specific language impairment (G-SLI), including 37 same-sex twin pairs selected for presence of language impairment and 104 pairs from the general population. Qualitative markers of G-SLI were derived from the tests.…

Two experiments were conducted to explore processing of relative clause structures by normal elderly adults. Four groups of subjects (aged 20-29 years, 60-69 years, 70-79 years, and 80-89 years) participated in a lexical decision task and a sentence repetition task. (19 references) (VWL)