“…The quality of life people with intellectual disability in residential care receive is partly determined by the support they receive from staff (Mansell, 1995). In recent years, researchers have considered the role of paid care staff in the management of challenging behaviour (see Ager & O'May, 2001, for a review) and have attempted to determine the most effective method of training and supporting carers (both paid and unpaid) (e.g., Chatterton, 1998;Dobson, Upadhyaya, & Stanley, 2002;Gentry, Iceton, & Milne, 2001;Golden & Reese, 1996;Purcell, McConkey, & Morris, 2000).…”