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A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance

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Brain Dynamics Underlying Cognitive Flexibility Across the Lifespan.

Lauren Kupis¹, Zachary T Goodman¹, Salome Kornfeld¹

¹Department of Psychology, University of Miami, Coral Gables, FL 33124, USA.

Cerebral Cortex (New York, N.Y. : 1991)

|June 19, 2021

Summary

This summary is machine-generated.

Brain dynamics in key networks change with age, impacting cognitive flexibility. Children and older adults show patterns linked to lower flexibility, suggesting targeted training for optimal lifelong cognitive function.

Keywords:

aging central executive network default mode network executive function salience network

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Last Updated: Nov 1, 2025

A Method for Investigating Age-related Differences in the Functional Connectivity of Cognitive Control Networks Associated with Dimensional Change Card Sort Performance

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Published on: May 7, 2014

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Published on: February 15, 2015

Area of Science:

Neuroscience
Cognitive Science
Developmental Psychology

Background:

Flexible cognition and behavior are crucial but their developmental and aging trajectories are not fully understood.
Intrinsic brain dynamics and their relationship with age-related cognitive changes require further investigation.

Purpose of the Study:

To explore lifespan changes in intrinsic brain dynamics.
To examine how age interacts with brain dynamics in specific neurocognitive networks (M-CIN, M-FPN, L-FPN).
To link these brain dynamics to cognitive flexibility measured by the D-KEFS test.

Main Methods:

Utilized resting-state fMRI data from 601 participants aged 6-85 years.
Employed hierarchical multiple regression and simple slope analyses.
Investigated brain states involving the lateral frontoparietal network (L-FPN) and medial frontoparietal network (M-FPN), and state transitions.

Main Results:

Brain dynamics, specifically co-activation of L-FPN and M-FPN and state transitions, moderated the relationship between age and cognitive flexibility.
Children and older adults exhibited brain dynamic patterns associated with poorer cognitive flexibility compared to younger adults.

Conclusions:

Lifespan changes in cognitive flexibility are linked to underlying alterations in brain dynamics.
Targeting specific neurocognitive networks (M-CIN, M-FPN, L-FPN) with cognitive flexibility training may promote better outcomes across the lifespan.