A longitudinal study of the effect of mothers' communication modes on the language development of children (N=149) with severe or profound hearing loss indicated that children whose mothers used oral communication had higher scores on measures of spoken language, whereas children whose mothers used manual communication had higher scores on…

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…

This collection of abstracts is part of a continuing series providing information on recent doctoral dissertations. The 27 titles deal with a variety of topics, including the following: facilitation of language development in disadvantaged preschool children; auditory-visual discrimination skills, language performance, and development of manual…