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Related Concept Videos

Punishment01:27

Punishment

Negative reinforcement and punishment are often confused but serve distinct functions in behavior modification. Reinforcement, whether positive or negative, increases the likelihood of a desired behavior, while punishment decreases it.
Punishment can be positive or negative. Positive punishment involves adding an undesirable stimulus, such as scolding, to decrease a behavior. Negative punishment involves removing a desirable stimulus, such as taking away a favorite toy, to decrease behavior.
Timing and Consequences on Behavior01:08

Timing and Consequences on Behavior

In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective. 
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant factor...
Operant Conditioning01:21

Operant Conditioning

Operant conditioning, a key concept in behavioral psychology, involves using reinforcement and punishment to alter the likelihood of a behavior being repeated. B.F. introduced this type of conditioning. Skinner focused on voluntary behaviors and the consequences that follow them, influencing whether these behaviors will be strengthened or diminished.
Reinforcement in operant conditioning can be positive or negative, both of which serve to increase the likelihood of a behavior. Positive...
The Stanford Prison Experiment03:20

The Stanford Prison Experiment

The famous and controversial Stanford Prison Experiment, conducted by social psychologist Philip Zimbardo and his colleagues at Stanford University, demonstrated the power of social roles, social norms, and scripts.
Milgram's Obedience to Authority02:20

Milgram's Obedience to Authority

Obedience to authority is classically demonstrated in a more famous series of social psychology experiments performed by Stanley Milgram. He was a social psychology professor at Yale who was influenced by the trial of Adolf Eichmann, a Nazi war criminal. Eichmann’s defense for the atrocities he committed was that he was “just following orders.”
Operant Conditioning Intervention01:24

Operant Conditioning Intervention

Operant conditioning serves as a foundational principle in therapeutic interventions aimed at modifying maladaptive behaviors. Central to this approach is the notion that behaviors, both adaptive and maladaptive, are learned through reinforcement. By analyzing the environmental factors that reinforce problematic behaviors, clinicians can design interventions to weaken these reinforcements and replace maladaptive behaviors with healthier alternatives.
In operant conditioning, behaviors that are...

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Related Experiment Video

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Operant Protocols for Assessing the Cost-benefit Analysis During Reinforced Decision Making by Rodents
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Published on: September 10, 2018

Costly punishment does not always increase cooperation.

Jia-Jia Wu1, Bo-Yu Zhang, Zhen-Xing Zhou

  • 1Key Laboratory of Animal Ecology and Conservation Biology, Centre for Computational Biology and Evolution, Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China.

Proceedings of the National Academy of Sciences of the United States of America
|October 7, 2009
PubMed
Summary
This summary is machine-generated.

Introducing costly punishment in the Prisoner's Dilemma game did not increase cooperation among Beijing students. Cooperation levels remained unchanged or decreased, contrasting with findings from other cultures.

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Area of Science:

  • Behavioral Economics
  • Social Psychology
  • Game Theory

Background:

  • Costly punishment involves an individual incurring a cost to impose one on an opponent.
  • Previous research suggests costly punishment may enhance cooperation.
  • Cultural factors may influence responses to punishment and cooperation.

Purpose of the Study:

  • To investigate the effect of costly punishment on cooperation in a repeated Prisoner's Dilemma game.
  • To examine cultural differences in cooperation and punishment responses.

Main Methods:

  • Two repeated two-player Prisoner's Dilemma experiments were conducted with university students in Beijing.
  • Experiments varied payoffs associated with cooperation.
  • Cooperation levels were compared between conditions with and without the option of costly punishment.

Main Results:

  • Cooperation levels did not increase when costly punishment was an option.
  • In some cases, cooperation decreased with the introduction of costly punishment.
  • Results contrast with studies in different cultural contexts, such as Boston.

Conclusions:

  • The presence of costly punishment did not foster greater cooperation in this Beijing student sample.
  • Cultural attitudes towards cooperation and punishment may explain the divergent findings.
  • Further cross-cultural research is needed to understand these behavioral economics dynamics.