Review of literature on indicators of the effectiveness of language intervention programs for autistic children showed that mitigation in echolalia was a critical characteristic, as it implied that the prerequisites for language were accessible through speech. Children whose speech ranged from mutism to unmitigated echolalia had a more negative…

Observation of severely to profoundly deaf four- to nine-year-olds (N=24) producing three types of multi-morphemic classifier predicates in American Sign Language showed that handshape production was influenced both by morphological and syntactic complexity, while handshape errors were not based on anatomical complexity alone. (26 references)…