Between 30 and 50% of individuals with Autism Spectrum Disorder (ASD) do not develop vocal language deemed functionally acceptable to meet their daily communication needs. As a result, individuals with ASD may require intervention alternatives to vocal speech, such as augmentative and alternative communication (AAC). However, very little is known…

Presents study designed to determine whether interruption in the use of the manual encoding modality would retard learning in prelingually deaf subjects. One group of students used finger spelling and finger numeration in learning eight pairs of number-word combinations while the other group used no manual encoding. Results show groups using…

A study compared the performance of congenitally deaf signers (N=39) and hearing individuals (N=39) on a bilateral tachistoscopic task. Subjects were exposed to pretested linguistic and nonlinguistic stimuli during the task. Analysis of response time indicated that deaf subjects were slower to respond than were hearing subjects across all…