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Debiasing thinking among non-WEIRD reasoners.

Esther Boissin1, Mathilde Josserand2, Wim De Neys3

  • 1Université Paris Cité, LaPsyDÉ, Paris, France.

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Summary
This summary is machine-generated.

Human reasoning biases are prevalent, even in non-Western societies. Debiasing interventions, like training for the base-rate task, can improve reasoning skills globally, suggesting performance, not just competence, is key.

Keywords:
Debiasing paradigmHeuristics & biasesHimba of NamibiaReasoning

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Area of Science:

  • Cognitive Psychology
  • Cross-Cultural Psychology
  • Behavioral Economics

Background:

  • Human reasoning is susceptible to biases, particularly in Western Educated Industrialized Rich Democratic (WEIRD) populations.
  • Limited data from non-WEIRD societies suggest potentially stronger reasoning biases.
  • Biases may stem from a lack of logical knowledge (competence) or failure to apply it (performance).

Purpose of the Study:

  • To investigate the competence versus performance accounts of reasoning biases in a non-industrialized population.
  • To test the effectiveness of a debiasing intervention using the base-rate task.

Main Methods:

  • A debiasing intervention was administered to the Himba people, a non-industrialized group in Namibia.
  • Participants completed the base-rate task before and after a short training session.
  • The influence of schooling and living environment on debiasing effectiveness was assessed.

Main Results:

  • Most participants demonstrated successful debiasing after the training, supporting the performance account.
  • Schooling and living environment positively correlated with the degree of debiasing achieved, indicating a role for competence.
  • Training interventions show potential for improving reasoning globally.

Conclusions:

  • Reasoning biases in non-industrialized populations can be effectively reduced through targeted interventions.
  • Both the ability to reason logically (competence) and the application of that logic (performance) are crucial.
  • Debiasing strategies offer a promising approach to enhance sound reasoning worldwide.