Two investigations of preschool children's relative dependence upon contextual and linguistic information to discriminate between speech acts revealed that younger subjects' discrimination of each speech act appeared relatively unaffected by reduction of linguistic information, while older subjects' performance was adversely affected. (Author/CB)

Comparison of language-impaired two- to three-year-olds (N=10) and normal one-year-olds (N=15) matched for expressive language revealed that the language-impaired subjects acquired a greater number of object concepts presented in a no-action condition than the normal children, although language-impaired subjects' extensions of the names to new…

Using a video sign-monitoring task in American Sign Language, this study investigated the effects of late exposure to a primary language on adult linguistic processing. Native signers were sensitive to errors in both verb agreement and aspect; early and late signers were only sensitive to errors in aspect morphology. Late exposure was found to…