Background: There is limited research into the nature and aetiology of temper outbursts in people with intellectual disabilities. In this study, we describe the phenomenology and environmental context of temper outbursts in Lowe syndrome, a rare genetic syndrome in which outbursts are purportedly frequent. Method: A temper outburst interview (TOI)…

There are only a few studies that have attempted to systematically document the communicative forms and functions in the repertoires of individuals with Angelman syndrome (AS). In the present study, we sent the "Inventory of Potential Communicative Acts" (IPCA) (Sigafoos et al. 2000a,b) to 136 families of children with AS. The IPCA aims to provide…