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Related Concept Videos

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Related Experiment Video

Updated: Feb 3, 2026

Brain Imaging Investigation of the Neural Correlates of Emotional Autobiographical Recollection
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Specifying a Causal Role for Angular Gyrus in Autobiographical Memory.

Heidi M Bonnici1,2,3, Lucy G Cheke1,2, Deborah A E Green1,2

  • 1Department of Psychology, University of Cambridge, Cambridge, United Kingdom CB2 3EB.

The Journal of Neuroscience : the Official Journal of the Society for Neuroscience
|October 26, 2018
PubMed
Summary
This summary is machine-generated.

Disrupting the angular gyrus selectively impairs free recall of personal memories, not word pairs. This suggests the angular gyrus integrates egocentric details for first-person memory experiences.

Keywords:
memoryparietal loberecollectiontranscranial magnetic stimulation

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Area of Science:

  • Neuroscience
  • Cognitive Psychology
  • Human Memory Research

Background:

  • Angular gyrus dysfunction impacts episodic memory, but findings on recall deficits are inconsistent.
  • Previous studies show parietal lesions impair free recall but not cued recall of autobiographical events.
  • Inhibitory brain stimulation of the angular gyrus has not affected word-pair recall in healthy individuals.

Purpose of the Study:

  • To resolve inconsistencies regarding the angular gyrus's role in episodic memory recall.
  • To investigate the effect of angular gyrus disruption on both free and cued recall of autobiographical and word-pair memories.
  • To determine if the angular gyrus is crucial for integrating egocentric details into first-person memory perspectives.

Main Methods:

  • Healthy participants underwent continuous theta burst stimulation (cTBS) targeting the angular gyrus.
  • A vertex control location was used for comparison.
  • Participants completed free and cued recall tasks for autobiographical memories and word pairs.

Main Results:

  • Angular gyrus cTBS selectively reduced free recall of autobiographical memories, but not cued recall.
  • Recall of word-pair memories (both free and cued) remained unaffected by angular gyrus cTBS.
  • Participants reported fewer first-person perspective experiences for autobiographical memories after angular gyrus stimulation.

Conclusions:

  • The angular gyrus is critical for integrating egocentric memory features into a first-person perspective.
  • This integration is essential for the subjective experience of remembering personal past events.
  • Findings support a role for the angular gyrus in memory beyond simple attention, specifically in subjective mnemonic experience.