An examination of 20 manuals designed to teach sign communication to persons with severe communication impairment revealed over 850 words appearing in two or more manuals. These words are listed in alphabetical order with their frequency of occurrence. (Author)

Aspects considered include whether and when to initiate auxiliary communication skill instruction, which auxiliary communication systems should be taught, which vocabulary items should comprise the initial communication content, and what instructional considerations should be made when attempting to teach auxiliary communication skills to severely…

The purposes of the study involving four severely handicapped students (11 to 16 years old) were to examine whether the acquisition of instruction- following behavior is facilitated by the presentation of manual signs with verbal instructions and whether manual and verbal expressive abilities are acquired as an indirect result of receptive…