Two mechanisms for task switching in the prefrontal cortex

A Hyafil, C Summerfield, E Koechlin - Journal of Neuroscience, 2009 - Soc Neuroscience
… Prolonged reaction times (RTs) after task switches are accompanied by … cortex (ACC) and
dorsolateral prefrontal cortex (dlPFC), but the contribution made by these regions to task level …

Prefrontal cortex activation in task switching: an event-related fMRI study

A Dove, S Pollmann, T Schubert, CJ Wiggins… - Cognitive brain …, 2000 - Elsevier
… that prefrontal cortex is involved in executive control. We used event-related fMRI to … prefrontal
cortex involvement in task switching. Regions in the lateral prefrontal and premotor cortex

Computational and neural mechanisms of task switching

JR Reynolds, TS Braver, JW Brown, S Van der Stigchel - Neurocomputing, 2006 - Elsevier
Switching between tasks that overlap in perceptual and response characteristics is … task
representations in prefrontal cortex (PFC). However, task-switching studies demonstrate “switch

The role of prefrontal cortex and posterior parietal cortex in task switching

MH Sohn, S Ursu, JR Anderson… - Proceedings of the …, 2000 - National Acad Sciences
… In contrast, in the switch condition, unprimed knowledge has … switch condition with no
foreknowledge during a task switch. … the above two mechanisms of task-switching—endogenous …

[HTML][HTML] Neural mechanisms of transient and sustained cognitive control during task switching

TS Braver, JR Reynolds, DI Donaldson - Neuron, 2003 - cell.com
mechanisms of cognitive control indexed by task-switching paradigms. A particular focus of
this research has been on the role of the prefrontal cortex (PFC) and superior parietal cortex, …

[HTML][HTML] The Higher, More Complicated: The Neural Mechanism of Hierarchical Task Switching on Prefrontal Cortex

C Zhu, J Han - Brain Sciences, 2022 - mdpi.com
mechanisms of classical task switching processing. Based on this, we focus on the neural
mechanism of task switching … rules and its process mechanism in the prefrontal cortex. Finally, …

A componential analysis of taskswitching deficits associated with lesions of left and right frontal cortex

AR Aron, S Monsell, BJ Sahakian, TW Robbins - Brain, 2004 - academic.oup.com
mechanisms may also be required to switch task‐set. Both RF and LF patients showed
significantly larger switch … , between changing tasks and repeating the same task) than controls, …

Learning representations in a gated prefrontal cortex model of dynamic task switching

NP Rougier, RC O'Reilly - Cognitive Science, 2002 - Wiley Online Library
prefrontal cortex (PFC) that explains its role in task switching … weight-based memory
mechanisms. Specifically we show that … a task switches via a dynamic gating mechanism based on …

Common and distinct mechanisms of cognitive flexibility in prefrontal cortex

C Kim, NF Johnson, SE Cilles… - Journal of Neuroscience, 2011 - Soc Neuroscience
… to flexibly alternate between tasks represents a central component of cognitive control.
Neuroimaging studies have linked task switching with a diverse set of prefrontal cortex (PFC) …

Task switching

S Monsell - Trends in cognitive sciences, 2003 - cell.com
task switches and getting subjects to prepare for them (Box 2) … role of prefrontal cortex and
posterior parietal cortex in task … try to explain switch costs in terms of just one mechanism (eg [ …