This article explores 46 deaf college students' knowledge of English wh-question formation in the context of government-binding theory and an associated learnability theory. Results of two learnability tasks revealed that, despite years of exposure to English language input, many deaf learners had not internalized the positive evidence required to…

Twelve learning-disabled children, aged 8-11, were compared with normal peers on various discourse errors. No significant quantitative differences were found in the total number of discourse errors between the disabled and normal groups, but the errors were qualitatively different. Male subjects made significantly more errors than female subjects.…

This study examined the relationship among language proficiency, behavior problems, and other areas of development in 36 children (ages 36 to 40 months). A strong association was found between deficiencies in both expressive and receptive language and behavioral difficulties. Specifically, deficits in expressive language at age 2 were more…

Conversational and narrative language samples were elicited from 16 school-age individuals with mental retardation and 16 typically developing children matched for mental age. Analysis demonstrated that both groups produced more syntactically complex language during narration, whereas they were more talkative during conversation. Results support…