Dave O'Regan is a Board Certified Behaviour Analyst (BCBA) working in the field of Positive Behaviour Support (PBS). His role involves completing detailed functional behaviour assessments, developing function-based behaviour support plans, training relevant plan implementers and overseeing implementation. He is interested in the application of applied behaviour analysis, through the framework of PBS, to address significant behavioural challenges that hinder the quality of life of people with learning disabilities and those around them.