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Related Experiment Video

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Applications of EEG Neuroimaging Data: Event-related Potentials, Spectral Power, and Multiscale Entropy
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Brain Entropy is Associated with Divergent Thinking.

Liang Shi1,2, Roger E Beaty3, Qunlin Chen1,2

  • 1Key Laboratory of Cognition and Personality (SWU), Ministry of Education, Chongqing 400715, China.

Cerebral Cortex (New York, N.Y. : 1991)
|June 25, 2019
PubMed
Summary
This summary is machine-generated.

Creativity is linked to brain entropy (BEN), a measure of brain dynamics. Higher BEN in specific brain regions correlates with enhanced divergent thinking and creativity in healthy individuals.

Keywords:
brain entropy mappingdivergent thinkingdorsolateral prefrontal cortexsemantic associative network

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Area of Science:

  • Neuroscience
  • Cognitive Psychology

Background:

  • Creativity drives human progress but its neural basis, particularly dynamic brain activity, is understudied.
  • Brain entropy (BEN) offers a novel method to quantify brain dynamics.

Purpose of the Study:

  • To measure brain entropy (BEN) and investigate its association with divergent thinking in healthy adults.
  • To explore the relationship between brain dynamics and individual differences in creativity.

Main Methods:

  • Utilized brain entropy (BEN) measurements to analyze brain dynamics.
  • Examined correlations between regional BEN and divergent thinking in a large, healthy sample across two independent cohorts.
  • Assessed fluency, flexibility, and originality dimensions of divergent thinking.

Main Results:

  • Divergent thinking positively correlated with regional BEN in the left dorsal anterior cingulate cortex/pre-supplementary motor area and left dorsolateral prefrontal cortex.
  • These findings were validated in two independent cultural cohorts.
  • Fluency, flexibility, and originality were positively associated with regional BEN in the left inferior frontal gyrus and left middle temporal gyrus.

Conclusions:

  • Regional brain entropy (BEN) is associated with individual variations in divergent thinking.
  • BEN is sensitive to variations in cognitive abilities like creativity in healthy subjects.
  • Creative individuals exhibit more dynamic semantic associative networks, linked to higher BEN.