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Bourret, Jason C.; Iwata, Brian A.; Harper, Jill M.; North, Stephen T. – Journal of Applied Behavior Analysis, 2012
Five individuals with autism or other developmental disabilities participated in paired-stimulus preference assessments during repeated baseline probes. All subjects initially showed a pronounced bias by typically selecting the stimulus placed in either the left or right position. Biased responding for 3 subjects was eliminated when training…
Descriptors: Autism, Developmental Disabilities, Reinforcement, Mental Retardation
Grow, Laura L.; Kodak, Tiffany – Journal of Applied Behavior Analysis, 2010
Previous research on the acquisition of verbal behavior in children with developmental disabilities has focused on teaching four primary verbal operants: (1) "mand"; (2) "tact"; (3) "echoic"; and (4) "intraverbal". In Skinner's (1957) analysis of verbal behavior, he stated that each verbal operant is maintained by unique antecedent and consequence…
Descriptors: Verbal Stimuli, Developmental Disabilities, Verbal Operant Conditioning, Children
Herscovitch, Brandon; Roscoe, Eileen M.; Libby, Myrna E.; Bourret, Jason C.; Ahearn, William H. – Journal of Applied Behavior Analysis, 2009
We describe a procedure for differentiating among potential precursor responses for use in a functional analysis. Conditional probability analysis of descriptive assessment data identified three potential precursors. Results from the indirect assessment corresponded with those obtained from the descriptive assessment. The top-ranked response…
Descriptors: Functional Behavioral Assessment, Data Analysis, Probability, Behavior Problems