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The Internal Representations Questionnaire: Measuring modes of thinking.

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Summary
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Individual differences in thinking styles exist, with some people experiencing an inner voice and others not. A new questionnaire reveals distinct modes of thought, like internal verbalization and visual imagery, impacting cognitive processing.

Keywords:
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Area of Science:

  • Cognitive Psychology
  • Psycholinguistics
  • Individual Differences Research

Background:

  • Subjective experiences of thought vary significantly among individuals.
  • Some individuals report thinking with an inner voice, while others do not.
  • Quantifying these differences in internal representations is crucial for understanding cognition.

Purpose of the Study:

  • To introduce a novel questionnaire, the Internal Representation Questionnaire (IRQ).
  • To assess and quantify individual differences in subjective modes of internal representations.
  • To explore multiple factors of thinking styles within a single measure.

Main Methods:

  • Development and validation of the Internal Representation Questionnaire (IRQ).
  • Exploratory factor analysis to identify underlying dimensions of internal representations.
  • Testing the IRQ's predictive validity using a speeded word-picture verification task.

Main Results:

  • Four distinct factors emerged: Internal Verbalization, Visual Imagery, Orthographic Imagery, and Representational Manipulation.
  • These factors were positively correlated but uniquely predicted cognitive performance.
  • Self-reported internal representations correlated with processing of familiar images and words.

Conclusions:

  • The IRQ effectively captures individual differences in subjective modes of thinking.
  • These self-reported differences in internal representations are linked to cognitive processing variations.
  • Understanding internal representation modes offers insights into cognitive architecture and function.