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Direct linkPoljac, Edita; Poljac, Ervin; Yeung, Nick – Journal of Autism and Developmental Disorders, 2012
Impairments in cognitive control generating deviant adaptive cognition have been proposed to account for the strong preference for repetitive behavior in autism. We examined if this preference reflects intentional deficits rather than problems in task execution in the broader autism phenotype using the Autism-Spectrum Quotient (AQ). Participants…
Descriptors: Autism, Behavior Patterns, Symptoms (Individual Disorders), Cognitive Processes
Peer reviewedBodfish, James W.; Symons, Frank J.; Parker, Dawn E.; Lewis, Mark H. – Journal of Autism and Developmental Disorders, 2000
A study compared specific repetitive behaviors in 32 adults with autism with 34 controls with mental retardation. The occurrence of each behavior category, except dyskinesias, was higher in individuals with autism and they showed a greater number of topographies of stereotypy and compulsions. Repetitive behavior severity also predicated autism…
Descriptors: Adults, Autism, Behavior Disorders, Behavior Patterns
Peer reviewedOliver, Chris; And Others – Journal of Autism and Developmental Disorders, 1993
In this case study, interactions were examined between features of Rett syndrome and operant conditioning as determinants of self-injurious behavior (SIB). Analysis suggested different functions for two forms of SIB: automatic reinforcement by sensory stimulation and escape from social interactions. Features of Rett syndrome tended to maximize the…
Descriptors: Behavior Disorders, Behavior Patterns, Case Studies, Etiology
