This paper reviews several genetic syndromes that are associated with intellectual disability. The specific focus is on the behavioural patterns associated with the syndrome. Included in this review are the patterns of disruptive behaviour disorders associated with Fragile X, Prader-Willi, and Williams syndromes. Understanding and recognition of…

Investigates the relative effects of different combinations of feedback on the time-on-task behavior of two behavior-disordered students. The relationship between academic engaged behavior and performance, assessed by measures of amount completed and accuracy, was also analyzed. Results show that the provision of feedback was most effective in…

This study sought to assess the social validity of teacher and parent implemented assessment-based intervention for challenging behaviour in young children. The Behavior Intervention Rating Scale was completed by adults at the end of intervention for each participant. Overall ratings were high for both intervention acceptability and intervention…

This study compared visual analyses with five alternative methods for assessing the magnitude of effect with single subject designs. Each method was successful in detecting intervention effect. When rank ordered, each method was consistent in identifying the participants with the largest effect. We recommend the use of the standard mean difference…

We trained parents to conduct functional analyses (n = 25) and functional communication training (n = 23) in home settings over a four-year period with 25 young children who had developmental and behavioural disorders. For 12 of the children, pre-treatment (baseline) probes and post-treatment stimulus condition probes were conducted to assess…