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Peer reviewedGaines, Rosslyn; Halpern-Felsher, Bonnie L. – American Annals of the Deaf, 1995
This observational study examined the development and use of communication in a pair of deaf and hearing monozygotic twins from 13 to 36 months of age. Both children were enrolled in a total communication preschool program. In contrast to the hearing twin, the deaf twin used imitative (rather than responsive) signs and gestures. (Author/DB)
Descriptors: Child Development, Communication Skills, Deafness, Individual Differences
Peer reviewedSeal, Brenda C.; Bonvillian, John D. – Journal of Autism and Developmental Disorders, 1997
Sign language production of 14 low-functioning students (ages 9 to 20) with autistic disorder were examined. The location aspect of signs was produced more accurately by subjects than either the handshape or movement aspects. Wide individual differences were observed. Sign vocabulary size and accuracy was correlated with performance on two…
Descriptors: Adolescents, Autism, Children, Expressive Language
