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Skinner and Rotter

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Reinforcement- a consequence that increases the likelihood of the behavior ... about how often our actions typically lead to reinforcements and punishments. ... – PowerPoint PPT presentation

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Title: Skinner and Rotter


1
Skinner and Rotter
  • Emily Vermilya
  • February 19, 2008

2
Behavioral Conditionists
  • Classical Conditioning (Pavlov)
  • Operant Conditioning (Thorndike and Skinner)

3
Classical Conditioning (Pavlov)
  • Classical Conditioning- begins with an existing
    stimulus-response (S-R) association
  • Pavlovs Dogs
  • Unconditioned Stimulus (UCS)-meat powder
  • Unconditioned Response (UCR)- salivation
  • Conditioned Stimulus (CS)-bell
  • Conditioned Response (CR)-salivation
  • Limitations

4
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5
Operant Conditioning (Thorndike)
  • Puzzle Box Experiment
  • Law of Effect- behaviors are more likely to be
    repeated if they lead to satisfying consequences
    and less likely to be repeated if they lead to
    unsatisfying consequences.

6
Operant Conditioning- Increasing a Behavior
(Skinner)
  • Operant Conditioning- the effect certain kinds of
    consequences have on the frequency of behaviors.
  • Skinners Experiment
  • Reinforcement- a consequence that increases the
    likelihood of the behavior that precedes it.
  • Positive or Negative
  • Punishment- a consequence that decreases the
    likelihood of a behavior that precedes it

7
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8
Operant Conditioning- Reducing a Behavior
  • 2 Methods
  • Stop reinforcement
  • Punishment- to eliminate unwanted behaviors.
  • Limited
  • 1. Doesnt teach appropriate behaviors, it only
    decreases the frequency of unwanted ones.
  • 2. Must be delivered immediately and
    consistently.
  • 3. Negative side effects
  • 4. Undesirable behaviors may be learned through
    modeling
  • 5. Creation of negative emotions

9
  • Shaping- successive approximations of the
    behavior are reinforced.
  • Generalization
  • Stimulus generalization- helps to explain why
    personality characteristics generalize across
    situations
  • Discrimination- separation of rewarded and
    non-rewarded stimuli

10
Rotters Social Learning Theory
  • Rotter argues that the causes of hyman behaviors
    are far more complex than those of lower animals
    and to predict how people will respond in a
    certain situation, we have to take into account
    such variables as perception, expectancies and
    values.
  • Particularly, Rotter uses the concepts of
    behavior potential, expectancy, and reinforcement
    value to account for human personality

11
  • Behavior Potential- the likelihood of a given
    behavior occurring in a particular situation.
  • Strength of behavior potential determined by
  • Expectancy- estimations
  • Generalized Expectancies- beliefs we hold about
    how often our actions typically lead to
    reinforcements and punishments.
  • Reinforcement value- the degree to which we
    prefer one reinforcer over another.

12
Calculating Behavior Potential Example-- Insult
at a Party
13
References
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