Background: Research into Rett syndrome has included various medical interventions. Non-medical interventions are relatively under-researched. Recent technological communication intervention advances have contributed to the evidence base in Rett syndrome. Method: The Embase, PsycINFO and MEDLINE were systematically searched for peer-reviewed…

Purpose: To investigate a model of language development for nonverbal preschool-age children learning to communicate with augmentative or alternative communication. Method: Ninety-three preschool children with intellectual disabilities were assessed at Time 1, and 82 of these children were assessed 1 year later, at Time 2. The outcome variable was…

This study focused on the attainment of Theory of Mind (ToM) in children (aged 6 to 13) with complex communication needs who used augmentative and alternative communication (AAC). The AAC group (n = 14) was matched to a younger group, without disabilities, vis-a-vis nonverbal mental age. A second comparison group consisting of children with mild…