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Dube, William V.; McIlvane, William J. – American Journal on Mental Retardation, 2002
Sensitivity to reinforcement contingencies was examined in six individuals with mental retardation using a concurrent operants procedure in the context of a computer game. Results included individual differences in sensitivity and differential sensitivity to rate and magnitude variation. Results suggest that comprehensive assessments of potential…
Descriptors: Adults, Children, Contingency Management, Evaluation Methods
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Tomanari, Gerson Y.; Sidman, Murray; Rubio, Adriana R.; Dube, William V. – Journal of the Experimental Analysis of Behavior, 2006
Five adult humans were tested for emergent conditional discriminations under rapid-responding contingencies. During four-comparison matching-to-sample baseline training (AB and AC), limited-hold contingencies for responding to samples and comparisons were gradually restricted to the shortest duration consistent with at least 95% accuracy and no…
Descriptors: Foreign Countries, Higher Education, Staff Utilization, Undergraduate Students
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Dube, William V.; MacDonald, Rebecca P. F.; Mansfield, Renee C.; Holcomb, William L.; Ahearn, William H. – Behavior Analyst, 2004
Joint attention (JA) initiation is defined in cognitive-developmental psychology as a child's actions that verify or produce simultaneous attending by that child and an adult to some object or event in the environment so that both may experience the object or event together. This paper presents a contingency analysis of gaze shift in JA…
Descriptors: Behavioral Science Research, Autism, Attention Deficit Disorders, Attention Control