Attempts to demonstrate that specifically language-impaired (SLI) children can be viewed as normal learners faced with systematically altered input. By assuming SLI children are limited in their ability to perceive and hypothesize grammatical morphemes that are low in phonetic substance, many features of SLI children's language can be explained by…

The order of acquisition of a set of linguistic structures and the relationship between structures were examined over 5 years in 28 language-impaired children (age 4) and 32 language-matched normal children. Results demonstrated a marked similarity between groups, suggesting that the linguistic impairments may be principally processing, not…

That semantics interacts with syntax has been shown in psycholinguistic investigations of the processing of language by adults and of the acquisition of language by children. The few programs for language assessment and therapy that have attempted to incorporate semantic considerations have included some misunderstandings of the psycholinguistic…