Stimulus overselectivity refers to the phenomenon whereby stimulus control over behavior is exerted only by a limited subset of the total number of stimuli present during discrimination learning. It often is displayed by individuals with autistic spectrum disorders or learning disabilities, but is not exclusive to those groups. The present studies…

To examine intra- and interhemispheric communication or the transfer of information within and between the cerebral hemispheres, 32 right-handed learning disabled children aged 8-10 years, 11-13 years, and 14-16 years were presented a tactile discrimination task. Fabrics of the same or different texture were presented to the same hand (uncrossed…