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Related Concept Videos

Cognitive Learning01:21

Cognitive Learning

Cognitive learning is based on purposive behavior, incidental learning, and insight learning.
E. C. Tolman's theory of purposive behavior emphasizes that much behavior is goal-directed. He argued that to understand behavior, we must look at the entire sequence of actions leading to a goal. For instance, high school students study hard, not just due to past reinforcement but also to achieve the goal of getting into a good college.
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Robbers Cave04:49

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During the 1950s, the landmark Robbers Cave experiment demonstrated that when groups must compete with one another, intergroup conflict, hostility, and even violence may result. At the Oklahoman summer camp, two troops of boys—termed the Rattlers and the Eagles—took part in a week-long tournament. During this time, their negativity culminated in derogatory name-calling, fistfights, and even vandalism and destruction of property. However, this work also revealed that such tension could be...
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Impact: Problem Solving01:26

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The Innovation Arena: A Method for Comparing Innovative Problem-Solving Across Groups
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How chimpanzees solve collective action problems.

Anna-Claire Schneider1, Alicia P Melis, Michael Tomasello

  • 1Department of Developmental and Comparative Psychology, Max Planck Institute for Evolutionary Anthropology, Deutscher Platz 6, 04103, Leipzig, Germany. anna_schneider@eva.mpg.de

Proceedings. Biological Sciences
|October 19, 2012
PubMed
Summary
This summary is machine-generated.

Dominant chimpanzees acted more in simple collective action tasks. Complex scenarios revealed individual personalities and relationships were key to cooperation, highlighting social dynamics in group behavior.

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Area of Science:

  • Primate Behavior
  • Social Cognition
  • Animal Cooperation

Background:

  • Collective action problems arise when individual incentives conflict with group benefit.
  • The possibility of 'free-riding' can inhibit participation in group efforts.
  • Understanding factors influencing cooperation in non-human primates offers insights into social behavior evolution.

Purpose of the Study:

  • To investigate chimpanzee participation in collective action scenarios.
  • To examine the influence of social hierarchy and group size on cooperation.
  • To identify individual and relational factors affecting collective action in chimpanzees.

Main Methods:

  • Presented small groups of chimpanzees with two distinct collective action tasks.
  • Manipulated group size and reward structure across experiments.
  • Observed and quantified individual action rates and participation.

Main Results:

  • In smaller groups, higher-ranking chimpanzees acted more frequently, especially with less dispersed rewards.
  • Social tolerance positively influenced lower-ranking individuals' participation and reward acquisition.
  • Larger group sizes and necessary cooperation presented greater challenges, with significant individual variability in action rates.

Conclusions:

  • Dominance and social tolerance are key factors in simpler collective action tasks for chimpanzees.
  • Complex cooperative challenges are influenced by individual personalities and interpersonal dynamics within groups.
  • Chimpanzee collective action is modulated by a combination of social structure and individual relationships.