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Psychology of Learning EXP4404. Chapter 7: Punishment Dr. Steve. Topics Covered. Positive & Negative Punishment Variables Affecting Punishment Contingency Contiguity Intensity Opposing Reinforcers Theories of Punishment Problems with Punishment Alternatives. Types of Punishment.
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Psychology of LearningEXP4404 Chapter 7: Punishment Dr. Steve
Topics Covered • Positive & Negative Punishment • Variables Affecting Punishment • Contingency • Contiguity • Intensity • Opposing Reinforcers • Theories of Punishment • Problems with Punishment • Alternatives
Types of Punishment • Positive Punishment (Type I) • Negative Punishment (Type II or Penalty Training)
Variables Affecting Punishment • Contingency
Variables Affecting Punishment • Contiguity
Variables Affecting Punishment • Punisher Intensity
Variables Affecting Punishment • Progressive increase of intensity -
Variables Affecting Punishment • Progressive increase of intensity - Group 1 Mild Shock 335 volts Trial 1 Trial 750 Rats run at same pace Group 2 No Shock 335 volts Trial 1 Trial 750 Rats running is inhibited
Variables Affecting Punishment • Previous and Concurrent Reinforcement of Punished Behavior
Variables Affecting Punishment • Punishment works best when it is:
Variables Affecting Punishment • Alternative Sources of Reinforcement –
Theories of Punishment • Disruption Theory (Skinner & others) – • Passive Avoidance type theory
Theories of Punishment • Two Process Theory
Theories of Punishment • One Process Theory (Thorndike & others) – • Law of Effect • Premack Principle applied to punishment
Why Punish? • Lovaas study with autistic children 400 No Punishment Shock + “No” “No” 300 Freq of self-destructive acts 200 100 1 15 16 17 18 19 20 21 22 23 24 Day
Criticisms of Punishment • Skinner and others often opposed the use of punishment because:
Problems with Punishment • Escape/Avoidance • Aggression • Apathy • Abuse • Imitation of Punisher
Alternatives to Punishment • Response Prevention • Extinction • Differential Reinforcement • DR0 – differential reinforcement of zero responding • DRL – diff reinf of low rate • DRI – diff reinf of incompatible behavior
Reinforcement (pos or neg) vs Punishment (Type I or II)? • Police pulling drivers over and giving prices for buckling up • Suspending a basketball player for committing a flagrant foul • A soccer player rolls her eyes at a teammate who delivered a bad pass • A child snaps her fingers until her teacher calls on her • A hospital patient is allowed extra visiting time after eating a complete meal • Receiving a city utility discount for participating in a recycling program • Grounding a teenager until his or her homework is finished • Scolding a child for playing in the street • A prisoner loses TV privileges for one week for a rule violation • A parent nagging a child to clean up her room • A rat presses a lever to terminate a shock or a loud tone • A professor gives extra credit to students with perfect attendance • A dog is banished to his doghouse after soiling the living room carpet • A prisoner is “water boarded” until he confesses • A young child receives $5 for earning good grades in school • A mother smiles when her child utters “Mama” • A child is put into “time out” for misbehaving • Employee of the month gets a reserved parking space • At a party, a husband becomes sullen when his wife flirts with a colleague • A woman watching a football game offers her child candy to play quietly