The functional anatomy of cognitive control: A domain-general brain network for uncertainty processing

Area of Science:

• Neuroscience
• Cognitive Neuroscience
• Cognitive Psychology

Background:

• Cognitive control coordinates mental operations for goal-directed behavior, especially under uncertainty.
• The cognitive control network (CCN) is implicated in executive control, working memory, and decision-making.
• Previous research linked the CCN primarily to conflict processing, a specific type of uncertainty.

Purpose of the Study:

• To investigate the common involvement of the CCN in processing uncertainty across multiple cognitive domains.
• To examine CCN activation patterns during high versus low uncertainty conditions.

Main Methods:

• A large-scale meta-analysis of 289 functional magnetic resonance imaging (fMRI) studies.
• Activation-likelihood-estimation (ALE) meta-analysis technique.
• Contrasting brain activity in high-uncertainty versus low-uncertainty conditions.

Main Results:

• A general association was found between increased uncertainty and increased CCN activation.
• Key CCN regions showing activation include the frontoparietal network (frontal eye fields, intraparietal sulcus, dorsolateral prefrontal cortex), cingulo-opercular network (anterior cingulate cortex, supplementary motor area, anterior insular cortex), and the striatum.
• These findings highlight the CCN's role in domain-general uncertainty processing.

Conclusions:

• The cognitive control network (CCN) is a domain-general system for processing uncertainty.
• CCN activation supports goal-directed behaviors across various cognitive tasks.
• This meta-analysis provides strong evidence for the CCN's broad role in managing uncertainty.