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Gevarter, Cindy; O'Reilly, Mark F.; Kuhn, Michelle; Mills, Kasey; Ferguson, Raechal; Watkins, Laci; Sigafoos, Jeff; Lang, Russell; Rojeski, Laura; Lancioni, Giulio E. – Journal of Applied Behavior Analysis, 2016
This study aimed to teach individuals with autism spectrum disorder (ASD) and limited vocal speech to emit target vocalizations while using a speech-generating device (SGD). Of the 4 participants, 3 began emitting vocal word approximations with SGD responses after vocal instructional methods (delays, differential reinforcement, prompting) were…
Descriptors: Autism, Pervasive Developmental Disorders, Speech Impairments, Assistive Technology
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Paden, Amber R.; Kodak, Tiffany; Fisher, Wayne W.; Gawley-Bullington, Elizabeth M.; Bouxsein, Kelly J. – Journal of Applied Behavior Analysis, 2012
We evaluated differential reinforcement of alternative behavior (DRA) plus prompting to increase peer-directed mands for preferred items using a picture exchange communication system (PECS). Two nonvocal individuals with autism participated. Independent mands with a peer increased with the implementation of DRA plus prompting for both…
Descriptors: Autism, Reinforcement, Prompting, Pictorial Stimuli