journal of neuroscience - neural mechanisms of cognitive … · 2017-04-24 · research articles:...
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Research Articles: Behavioral/Cognitive
Neural mechanisms of cognitive dissonance (revised): An EEG study
Marco Colosio1, Anna Shestakova1, Vadim V. Nikulin1,2, Evgeny Blagovechtchenski1,3 and Vasily Klucharev1
1Center for Cognition and decision making, National Research University Higher School of Economics,Volgogradsky Prospekt 46b, 109316, Moscow, RussiaRussian Federation2Department of Neurology, Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany3Laboratory of Neuroscience and Molecular Pharmacology, Institute of Translational Biomedicine, SaintPetersburg State University, Saint Petersburg, Russian Federation
DOI: 10.1523/JNEUROSCI.3209-16.2017
Received: 14 October 2016
Revised: 17 March 2017
Accepted: 20 March 2017
Published: 24 April 2017
Author contributions: M.C., A.S., and V.K. designed research; M.C. performed research; M.C., V.V.N., andE.B. analyzed data; M.C., A.S., V.V.N., E.B., and V.K. wrote the paper.
Conflict of Interest: The authors declare no competing financial interests
The study was supported by the grant 14-18-02522 of the Russian Science Foundation. We thank AnnaShpektor for her invaluable contribution to the development of the study design and Nikita Novikov for hisprecious comments and support in data analysis.
Corresponding author: [email protected]; Center for Cognition and decision making, National ResearchUniversity Higher School of Economics, Volgogradsky Prospekt 46b, 109316, Moscow, Russian Federation
Cite as: J. Neurosci ; 10.1523/JNEUROSCI.3209-16.2017
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This is an open-access article distributed under the terms of the Creative Commons Attribution 4.0 Internationallicense, which permits unrestricted use, distribution and reproduction in any medium provided that the originalwork is properly attributed.
error-related negativity
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action-based model
,
difficult choice
Spread of Alternatives
Participants
Experimental Tasks
Free-choice paradigm
Stimuli: snack foods
Procedure:
Preference task I
Choice task,
Self-trials,
Preference task I
Self-difficult trials
Self-easy trials Computer trials,
Computer trials,
Self-difficult trials
Self-trial Computer trial
Preference task II
Preference task I
Choice task
Preference Task II
Preference Task II
Choice Task
Computer trials Choice task conditions Computer trials
Post-ex choice , Self-difficult trials.
Self-difficult trials Post-ex choice trials
Eriksen flanker task
congruent incongruent
Behavioral measure and analysis
Preference task
II Preference task I,
Self-difficult Self-easy trials
Computer choice, Post-ex choice
Preference task II Preference task I
t
Procedure
Resting-state recordings
ERP recordings
Data Analysis
Analysis of the resting-state recordings
Self-easy
Self difficult trials
Analysis of ERP
Self-difficult trials Self-easy trials
Self-difficult
Self-easy trials
t
Self-difficult trials Self-
easy trials
Source localization analysis
Behavioral correlates of choice difficulty
Self-difficult trials Self-easy
trials Post-ex choice trials
Self-difficult Self-easy Post-ex choice trials
Computer trials Self-difficult Self-easy
Post-ex choice trials
Computer trials
Post-ex choice
trials
Computer trials
Computer trials
Computer trials
Behavioral correlates of post-decisional preference change
Self-difficult trials
Post-ex choice
Self-difficult Post-ex
choice trials Self-easy Computer trials
trial type Self-difficult Self-easy Computer
trials Post-ex choice choice
trial type p
choice p
trial type choice p
Self-difficult trials
Self-easy trials
Self-difficult trials
Post-ex choice trials trial type Self-difficult, Post-ex choice
choice
choice p trial type
p trial type choice
p Self-difficult trials Post-ex choice trials
Self-difficult trials Self-easy
trials t p Self-difficult trials t
p Self-difficult trials
Computer trials:
t p t p
Self-difficult trials
Post-ex choice t p
p
Computer trials t p
ERN in the Eriksen flanker task
t
error responses correct responses t p d
error responses correct responses
ERP correlates of cognitive dissonance
Self-difficult
Self-easy trials t Self-difficult trials Self-easy
trials t
p Self-difficult trials
Self-easy trials
Self-difficult trials Self-easy
trials t
Self-difficult trials, Self-easy trials,
Computer trials
Computer trials
Self-difficult trials
Computer choice trials
Self-easy trials Computer trials
Self-difficult trials Self-easy trials
Relationship between ERP correlates of cognitive dissonance and post-decisional preference
changes (SoA)
Self-difficult
trials Self-easy trials
Self-difficult trials
r p r p
Choice task
Preference task II
Resting-state neuronal dynamics predict post-decisional preference changes (SoA) and the
amplitude of the ERP correlates of cognitive dissonance
r p
Self-difficult trials
Self-difficult trials
Self-easy Self-difficult trials
Self-difficult trials Self-easy
trials
Self-difficult trials
Choice task
Preference task II
Choice task
how
Figure 1 Preference task I
Choice task Self trials
Self-difficult trials Self-
easy trials Computer trials
Preference task II
Post-ex choice task
Computer trials
Figure 2.
Preference task I Preference Task II
Figure 3 Left)
Right
Left)
Self-difficult Self-easy Computer trials Right)
Figure 4.
Self-difficult trials.
Figure 5.
Self-difficult trials
Self-easy Self-difficult trials
Self-difficult Self-easy trials
Table 1. *BA=Brodman Area; X, Y, Z, coordinates in Talairach space in mm; Z corresponds
to the cranial–caudal, X to the left–right and Y to the anterior–posterior dimension.
Table 1