Communication deficits are one of the core symptoms of autism spectrum disorder (ASD), and augmentative and alternative communication (AAC) systems are utilized to facilitate the communication and language development of children with ASD. This review examines the research literature on the use of aided and unaided AAC systems in interventions for…

Children who are deaf and hard of hearing (DHH) often demonstrate pragmatic language difficulties which can impact academic and social outcomes. This randomized control trial for DHH children, ages 3-12 years, explored the Technology-Assisted Language Intervention (TALI), incorporating augmentative and alternative communication technology (AAC)…

Naturalistic developmental behavioral interventions (NDBI) have been shown to facilitate the development of spontaneous language in individuals with speech and language impairment. Several meta-analyses have reported a small number of studies that utilized naturalistic teaching approaches combined with augmentative and alternative communication…

Children with intellectual disabilities experience well-documented challenges in the development of problem-solving, particularly related to mathematical word-problem solving. Such challenges are related to both linguistic and conceptual skills. While interventions to assist children in developing conceptual skills are well reported, linguistic…

Background: The Picture Exchange Communication System (PECS) is a popular augmentative communication system frequently used with "nonverbal" children with autism. Several studies suggested that PECS could represent an effective tool for promoting improvement of several social-communicative skills. Only sparse evidence is instead…

The purpose of this study was to investigate the effects of peer intervention on the social interactions of children with autism spectrum disorder (ASD). In this model, a speech-language pathologist and three early childhood educators trained typically developing peers to engage children with ASD in play. Three preschool children with ASD and six…

The primary purpose of this study was to establish whether contrasting teaching methods had an effect on performance accuracy in the recall of graphic symbols. The secondary purpose was to establish whether the iconicity of symbols had an effect on performance accuracy. A direct symbol-teaching method and a contextual symbol-teaching method were…