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Related Experiment Video

Updated: Nov 16, 2025

Continuous Theta Burst Stimulation of the Posterior Medial Frontal Cortex to Experimentally Reduce Ideological Threat Responses
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Interactions of Medial and Lateral Prefrontal Cortex in Hierarchical Predictive Coding.

William H Alexander1, Thilo Womelsdorf2

  • 1Center for Complex Systems and Brain Sciences, Florida Atlantic University, Boca Raton, FL, United States.

Frontiers in Computational Neuroscience
|February 22, 2021
PubMed
Summary

This study refines the Hierarchical Error Representation (HER) model to explain prefrontal cortex (PFC) interactions in cognitive control. The enhanced model captures neurophysiological and behavioral data, supporting predictive coding in PFC function.

Keywords:
attentioncognitive controlcomputational neurosciencelateral prefrontal cortexlearningmedial prefrontal cortexpredictive coding

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Area of Science:

  • Neuroscience
  • Cognitive Science
  • Computational Neuroscience

Background:

  • Cognitive control and decision-making involve medial and lateral prefrontal cortex (mPFC/lPFC) interactions.
  • Existing models lack detailed explanations for continuous mPFC/lPFC interaction during behavior.

Purpose of the Study:

  • To extend the Hierarchical Error Representation (HER) model of mPFC/lPFC function.
  • To incorporate real-time temporal dynamics into the HER model.
  • To demonstrate the model's ability to capture empirical neurophysiological and behavioral data.

Main Methods:

  • Computational modeling approach.
  • Extension of the HER model with temporal dynamics.
  • Comparison of model predictions with existing literature data (neurophysiological, behavioral, network).

Main Results:

  • The extended HER model successfully captures single-unit neurophysiological, behavioral, and network effects.
  • The model provides a detailed account of mPFC/lPFC interaction dynamics.
  • Results align with findings across various studies.

Conclusions:

  • The extended HER model offers a robust framework for understanding PFC function.
  • Predictive coding provides a unifying principle for PFC organization and operation.
  • The model advances our understanding of how mPFC and lPFC interact during cognitive tasks.