Describes a study of seven language-impaired children that examined the presence and effect of adult communication behaviors that reportedly facilitate children's verbal output. Consecutive adult and child utterances were coded to identify adults' sharing of child's focus, child utterance length, adult utterance type, topic maintenance, lexical…

Describes research into the correspondence between speech and sign language by looking at simultaneous communication as it is used by fluent deaf persons. The study aims to determine what relationship, if any, exists between the morpheme level and the message level of utterances in discourse. (SED)

Examines the differential mode usage (speech, vocalize, gesture and sign) of profoundly deaf preschoolers and their hearing mothers as a function of their level of communicative competence and method of communication. Relates simultaneous use of modes to higher communicative competence and specific pragmatic types of communication. (Author/MES)

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…