The article by Amaral and Roeper (this issue; henceforth A&R) presents many interesting ideas about first and second language acquisition as well as some experimental data convincingly illustrating the difference between production and comprehension. The article extends the concept of Universal Bilingualism proposed in Roeper (1999) to second…

What makes a child's language development trajectory have the patterns that it has, and what causes differences across children in those patterns? These fundamental questions have for over half a century been at the heart of research on language development in monolingual children, on the cross-linguistic development of language in children from…

The author describes two approaches to the development of talk in early childhood--behavioristic, which provides instruction in specific skills of grammar and vocabulary, and the approach which encourages the development of meaning rather than refining the structure of speech. (KC)

To answer important questions for educators concerning language skills, this paper argues that children must acquire new skills in order to process written language, and that the need for developing new skills stems from differences between oral and written language that are more fundamental than differences in mode. The paper first describes how…

Examines the acquisition of tense-aspect morphology in children acquiring English. The article found that children start using past inflections with achievement verbs and progressive inflections with activity verbs. Results indicate that early development of tense-aspect morphology is influenced by the inherent aspect of the verbs. (56 references)…

Papers presented at a 1977 symposium on language acquisition held at the University of Wisconsin/Milwaukee are included. Contents are as follows: "Assumptions, Methods and Goals in Language Acquisition Research" (Sheldon); "The Mother as LAD: Interaction between Order and Frequency of Parental Input and Child Production"…