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The Diversity Gap: When Diversity Matters for Knowledge.

Justin Sulik1, Bahador Bahrami2,3, Ophelia Deroy4

  • 1Cognition, Values and Behavior, Ludwig Maximilian University of Munich.

Perspectives on Psychological Science : a Journal of the Association for Psychological Science
|October 4, 2021
PubMed
Summary
This summary is machine-generated.

Cognitive diversity can enhance scientific problem-solving, particularly for complex, creative tasks. Its benefits are most evident during initial stages like hypothesis generation, not all scientific endeavors.

Keywords:
complexitycreativitydiversityinteractionperspective takingproblem solving

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Area of Science:

  • Cognitive science
  • Metascience
  • Philosophy of science

Background:

  • Diversity's ethical and political value is established, but its epistemic benefits for collective intelligence require mechanistic understanding.
  • Existing quantitative evidence on diversity's epistemic impact is mixed, showing positive, null, or negative effects.

Purpose of the Study:

  • To bridge normative and mechanistic considerations of diversity's epistemic value in science.
  • To identify the specific conditions and tasks under which cognitive diversity yields benefits.
  • To reframe the discussion from 'why' and 'how' diversity helps to 'when' it is most effective.

Main Methods:

  • Conceptual analysis linking diversity, problem complexity, and task stages.
  • Review of quantitative evidence from psychology and behavioral sciences.
  • Development of a framework for understanding the contingent benefits of cognitive diversity.

Main Results:

  • Cognitive diversity benefits are not universally distributed across all collective intelligence tasks.
  • The positive impact of diversity is most pronounced in complex, multistage, creative problem-solving.
  • Specific benefits are observed during problem posing and hypothesis generation phases.

Conclusions:

  • Understanding 'when' to expect benefits from cognitive diversity is crucial for advancing research on its epistemic value.
  • The effectiveness of diversity is contingent on task complexity and the specific stage of the problem-solving process.
  • This perspective offers insights into metascience questions regarding the structure and optimization of scientific inquiry.