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Comparing Acquisition of Exchange-Based and Signed Mands with Children with Autism
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Barlow, Kathryn E.; Tiger, Jeffrey H.; Slocum, Sarah K.; Miller, Sarah J. – Analysis of Verbal Behavior, 2013
Therapists and educators frequently teach alternative-communication systems, such as picture exchanges or manual signs, to individuals with developmental disabilities who present with expressive language deficits. Michael (1985) recommended a taxonomy for alternative communication systems that differentiated between selection-based systems in…
Descriptors: Autism, Pictorial Stimuli, Sign Language, Language Impairments
Acquisition of Mands, Tacts, and Intraverbals through Sign Exposure in an Individual with Autism
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Valentino, Amber L.; Shillingsburg, M. Alice – Analysis of Verbal Behavior, 2011
Many children with autism communicate through the use of alternative communication systems, such as sign language. Limited research has been conducted on the situations under which sign language will be acquired across verbal operants without direct teaching. The purpose of the current study was to evaluate exposure to sign language on the…
Descriptors: Augmentative and Alternative Communication, Autism, Sign Language, Children
The Effects of Listener Training on the Emergence of Tact and Mand Signs by Individuals with Intellectual Disabilities
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Ribeiro, Daniela M.; Elias, Nassim C.; Goyos, Celso; Miguel, Caio F. – Analysis of Verbal Behavior, 2010
The purpose of the current study was to assess whether individuals with intellectual disabilities would emit untrained speaker responses (i.e., signed tacts and mands) after being taught listener behaviors. Listener relations were trained via an automated matching-to-sample (MTS) procedure. Following mastery, the emergence of signed tacts,…
Descriptors: Mental Retardation, Sign Language, Verbal Stimuli, Pretests Posttests
Teaching Manual Signs to Adults with Mental Retardation Using Matching-to-Sample Procedures and Stimulus Equivalence
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Elias, N. C.; Goyos, C.; Saunders, M.; Saunders, R. – Analysis of Verbal Behavior, 2008
The objective of this study was to teach manual signs through an automated matching-to-sample procedure and to test for the emergence of new conditional relations and imitative behaviors. Seven adults with mild to severe mental retardation participated. Four were also hearing impaired. Relations between manual signs (set A) and pictures (set B)…
Descriptors: Observation, Sign Language, Teaching Methods, Imitation
Investigating the Acquisition, Generalization, and Emergence of Untrained Verbal Operants for Mands Acquired Using the Picture Exchange Communication System in Adults with Severe Developmental Disabilities
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Ziomek, M. M.; Rehfeldt, R. A. – Analysis of Verbal Behavior, 2008
This study compared the total amount of training time and total number of trial blocks for individuals with severe developmental disabilities to acquire mands under control of unconditioned establishing operations and mands under control of transitive conditioned establishing operations for manual sign and for the Picture Exchange Communication…
Descriptors: Developmental Disabilities, Generalization, Comparative Analysis, Severe Disabilities