Medium/High technology Augmentative Alternative Communication devices as evidence based assistive practice for the Autism Spectrum Disorders

Medium/High technology Augmentative Alternative Communication devices represent an assistive technology for to increase the communication opportunities in people with communicative disabilities. Only in relatively recent times the effectiveness of the devices for the educational intervention in Autism Spectrum Disorders are valued. In this paper, the results of the major international meta-analysis conducted on the topic are presented, and the implications for the educational intervention are discussed.