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Lancioni, Giulio E.; Singh, Nirbhay N.; O'Reilly, Mark F.; Campodonico, Francesca; Piazzolla, Giorgia; Scalini, Lorenza; Oliva, Doretta – Research in Developmental Disabilities: A Multidisciplinary Journal, 2005
Favorite stimuli were automatically delivered contingent on the performance of steps by two persons (a boy and a woman) with multiple disabilities during their use of support walker devices. The study lasted about 4 months and was carried out according to a multiple baseline design across participants. Recording concerned the participants'…
Descriptors: Multiple Disabilities, Stimuli, Assistive Technology, Measures (Individuals)
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Sigafoos, Jeff; O'Reilly, Mark; Seely-York, Sue; Edrisinha, Chaturi – Research in Developmental Disabilities: A Multidisciplinary Journal, 2004
Students with autism and related developmental disabilities who do not speak are often taught to use some type of augmentative and alternative communication (AAC) system, such as a voice output communication aid (VOCA). One problem with such devices is that the person may be unable to communicate when the device is not readily accessible. We first…
Descriptors: Pervasive Developmental Disorders, Autism, Augmentative and Alternative Communication, Teaching Methods