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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
Kelley, M. E.; Shillingsburg, M.A.; Castro, M. J.; Addison, L. R.; LaRue, R. H., Jr. – Journal of Applied Behavior Analysis, 2007
The conceptual basis for many effective language-training programs are based on Skinner's (1957) analysis of verbal behavior. Skinner described several elementary verbal operants including mands, tacts, intraverbals, and echoics. According to Skinner, responses that are the same topography may actually be functionally independent. Previous…
Descriptors: Language of Instruction, Verbal Stimuli, Generalization, Autism