Background: Positive behaviour support (PBS) emphasises multi-component interventions by natural intervention agents to help people overcome challenging behaviours. This paper investigates which components are most effective and which factors might mediate effectiveness. Method: Sixty-one staff working with individuals with intellectual disability…

Background: LaVigna, Christian, and Willis (2005) reported on a project where Institute for Applied Behaviour Analysis (IABA) staff trained a professional team in New Zealand (NZ) to provide behavioural services that met defined criteria. The NZ team was then trained to train other practitioners to meet the same professional standards. However, no…

Background: The quality of behaviour support plans (BSPs) can be an important influence on the quality of the support provided to people with disability who show challenging behaviours. The Behavior Support Plan Quality Evaluation Guide II (BSP-QE II) is one tool that may be useful in assessing the quality of behaviour support plans. It has…

Background: This meta-analysis of interventions with challenging behaviour in children with disabilities updates a comprehensive meta-analysis that previously addressed reported standards of practice and effectiveness of different strategies. Method: Four effect-size algorithms were calculated for published intervention cases, and results analysed…