Abstract:
:The superior capability of chess experts largely depends on quick automatic processing skills which are considered to be mediated by the caudate nucleus. We asked whether continued practice or rehearsal of the skill over a long period of time can lead to structural changes in this region. We found that, comparing to novice controls, grandmaster and master level Chinese chess players (GM/Ms), who had a mean period of over 10years of tournament and training practice, exhibited significant smaller gray-matter volume in the bilateral caudate nuclei. When these regions were used as seeds in functional connectivity analysis in resting-state fMRI, significantly enhanced integration was found in GM/Ms between the caudate and the default mode network (DMN), a constellation of brain areas important for goal-directed cognitive performance and theory of mind. These findings demonstrate the structural changes in the caudate nucleus in response to its extensive engagement in chess problem solving, and its enhanced functional integration with widely distributed circuitry to better support high-level cognitive control of behavior.
journal_name
Neuroimagejournal_title
NeuroImageauthors
Duan X,He S,Liao W,Liang D,Qiu L,Wei L,Li Y,Liu C,Gong Q,Chen Hdoi
10.1016/j.neuroimage.2012.01.047subject
Has Abstractpub_date
2012-04-02 00:00:00pages
1280-6issue
2eissn
1053-8119issn
1095-9572pii
S1053-8119(12)00064-Xjournal_volume
60pub_type
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