Lecture 17 - April 7

Lecture 17 - April 7 - Operant Conditioning-Change,...

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Lecture 17 PSY 257 April 7, 2009 Learning Approaches Classical Conditioning - Pavlov’s dogs - Based on temporal contiguity o Association by time o Dogs and bells - Neutral stimulus (CS) can elicit a response ( R) because it becomes associated with a stimulus that automatically elicits the response (US) - Bell elicits salivation once paired in time with the food - Learned association? Behaviorism - Generalization o To similar stimuli - Discrimination o Among stimuli that differ - Extinction o Slow unlearning of association - Conditional emotional reaction o the development of an emotional reaction to a previously neutral stimuli o little Albert’s fear of rats - Unconditioning o Systematic desensitization: extinction of learned fears Skinner: The Great Reinforcer
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Unformatted text preview: Operant Conditioning-Change, influence behavior through reward and/or punishment-Reward works better than punishment-Behavior change token economy o Select target behaviors, make reinforcement contingent on desired responses o Fine in mental health wards, prisons, kindergartens o But to control broad aspects of human behavior? Learned approaches: Basic Assumptions-Nearly all behavior is learned-Objectivity and rigor in testing clear hypotheses is crucial-If internal variables cannot be considered, leaves only external-environmental ones-Change the environment and you change the behavior-Change society/culture and you change people?...
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Lecture 17 - April 7 - Operant Conditioning-Change,...

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