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Albert Bandura's observational learning, also known as imitation or modeling, occurs when a person observes and imitates another's behavior. It is a quicker process than operant conditioning. A well-known example is the Bobo doll study, where children who saw an adult acting aggressively towards the doll were more likely to act aggressively when left alone, compared to those who observed a nonaggressive adult. Many psychologists view observational learning as a form of latent learning...
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Assessment of Social Cognition in Non-human Primates Using a Network of Computerized Automated Learning Device ALDM Test Systems
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The evolution of high-fidelity social learning.

Marcel Montrey1, Thomas R Shultz2

  • 1Department of Psychology, McGill University, Montreal, Canada.

Proceedings. Biological Sciences
|June 11, 2020
PubMed
Summary
This summary is machine-generated.

High-fidelity social learning, crucial for cumulative cultural evolution (CCE), thrives when learning is cheap and traits are complex. Low-fidelity learning is favored in simpler conditions, explaining why CCE is rare in nature.

Keywords:
Bayesian modelbiological evolutioncultural transmissioncumulative cultural evolutionhigh-fidelitysocial learning

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Area of Science:

  • Evolutionary biology
  • Cognitive science
  • Anthropology

Background:

  • Human culture is characterized by continuous knowledge and technological advancement.
  • Cumulative cultural evolution (CCE) relies heavily on accurate information preservation.
  • CCE may be absent in other species due to a lack of specialized, high-fidelity social learning.

Purpose of the Study:

  • To model the evolution of high-fidelity versus low-fidelity social learning.
  • To identify conditions favoring each type of social learning.
  • To explain the rarity of CCE in non-human species.

Main Methods:

  • Developed a Bayesian model.
  • Contrasted evolutionary pathways for high-fidelity and low-fidelity social learning.
  • Analyzed the impact of factors like learning costs, trait complexity, and problem difficulty.

Main Results:

  • High-fidelity transmission evolves when social and individual learning are inexpensive, traits are complex, individual learning is abundant, problems are difficult, and behavior is flexible.
  • Low-fidelity transmission evolves when individual learning is costly and infrequent, and is more robust for simple traits and easy problems.
  • The stricter or harder-to-meet conditions for high-fidelity transmission may explain the prevalence of social learning but rarity of CCE.

Conclusions:

  • The evolution of social learning fidelity is contingent on environmental and cognitive factors.
  • Specific conditions are necessary for the development of cumulative cultural evolution.
  • Differences in social learning fidelity may be a key factor limiting CCE in non-human animals.