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Related Experiment Video

Updated: Jun 16, 2025

Investigating the Function of Deep Cortical and Subcortical Structures Using Stereotactic Electroencephalography: Lessons from the Anterior Cingulate Cortex

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Published on: April 15, 2015

Prediction-error signals in anterior cingulate cortex drive task-switching.

Nicholas Cole¹, Matthew Harvey¹, Dylan Myers-Joseph¹

¹Centre for Developmental Neurobiology, King's College London, London, UK.

Nature Communications

|August 17, 2024

Summary

This summary is machine-generated.

The anterior cingulate cortex (ACC) is crucial for rapid task-switching by computing cognitive prediction-errors. Neural prediction-error signals in the ACC are essential for mice to transition between different cognitive states.

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Area of Science:

Neuroscience
Cognitive Science
Computational Neuroscience

Background:

Task-switching is a key cognitive function enabling adaptation to changing rules.
Detecting prediction-errors is vital for updating knowledge and behavioral flexibility.
The neural basis of rapid task-switching and prediction-error computation remains largely unknown.

Purpose of the Study:

To investigate the neural mechanisms underlying rapid, single-trial task-switching.
To determine the role of cognitive prediction-errors in task-switching behavior.
To identify the specific brain circuits involved in prediction-error computation.

Main Methods:

Mice were trained to use prediction-errors for task-switching between two rules.
Optogenetics was used to manipulate anterior cingulate cortex (ACC) activity.
Widefield and two-photon calcium imaging assessed neural activity.
An all-optical approach investigated interneuron circuit function.

Main Results:

The ACC was essential for rapid task-switching, contingent on neural prediction-error signals.
Prediction-error signals were projection-target dependent and correlated with successful switching.
A specific disinhibitory interneuron circuit was identified as critical for prediction-error computation.

Conclusions:

The anterior cingulate cortex (ACC) plays a critical role in rapid task-switching through prediction-error signaling.
A novel disinhibitory interneuron circuit mechanism underlies prediction-error computation.
These findings elucidate a neural circuit for transitioning between cognitive states.