This article explores the available research literature on language development and language interventions among deaf and hard of hearing (d/hh) children. This literature is divided into two broad categories: Research on natural languages (specifically American Sign Language and spoken English) and research on communication systems (specifically…

The role of verbs in American Sign Language (ASL) is investigated. Verb mutations in ASL are very different from the kinds of grammatical deformations that occur in English, and are different from those that occur in spoken languages as a whole. (HP)

This paper examines historical processes in American Sign Language (ASL) and shows that there is a tendency for signs to change in the direction of arbitrariness, rather than maintaining a level of iconicity. Changes at the formational level are seen as contributing to language-internal consistency, at the expense of transparency. (Author/CLK)

This report is a cross-linguistic study that compares the sequence of emergence of semantic relations in English with the sequence of emergence of these relations in the acquisition of American Sign Language. American Sign Language (ASL) differs from English in modality (it is a visual-gesture language rather than an auditory-vocal one) and in the…