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Published on: April 12, 2018
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Creativity in verbal associations is linked to semantic control.
Katya Krieger-Redwood1, Anna Steward1,2, Zhiyao Gao1
1Department of Psychology, York Neuroimaging Centre, University of York, Heslington, York, YO10 5DD, United Kingdom.
Cerebral Cortex (New York, N.Y. : 1991)
|October 12, 2022
Summary
Memory
Area of Science:
- Neuroscience
- Cognitive Psychology
- Psycholinguistics
Background:
- Memory is crucial for creativity, but specific processes remain unclear.
- Previous research has not isolated component processes and neural networks involved in creative memory retrieval.
Purpose of the Study:
- To delineate the neurocognitive processes underlying creative word association.
- To differentiate between retrieval of strongly versus weakly associated words.
Main Methods:
- Participants generated word links from strongly to weakly associated pairs.
- Neuroimaging techniques were used to identify brain network engagement during retrieval.
Main Results:
- Creative responses to strong associations engaged episodic memory and the default mode network (DMN).
- Creative responses to weak associations involved controlled semantic retrieval and the semantic control network (overlapping with DMN).
- Distinct DMN sub-networks support different creative retrieval processes.
Conclusions:
- Controlled semantic cognition is vital for verbal creativity.
- Episodic memory and semantic control networks within the DMN support distinct creative processes.
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