The readiness potential reflects intentional binding

When a voluntary action is causally linked with a sensory outcome, the action and its consequent effect are perceived as being closer together in time. This effect is called intentional binding. Although many experiments were conducted on this phenomenon, the underlying neural mechanisms are not wel...

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Main Authors: Han-Gue eJo, Marc eWittmann, Thilo eHinterberger, Stefan eSchmidt
Format: Article
Language:English
Published: Frontiers Media S.A. 2014-06-01
Series:Frontiers in Human Neuroscience
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00421/full
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author Han-Gue eJo
Han-Gue eJo
Marc eWittmann
Thilo eHinterberger
Stefan eSchmidt
Stefan eSchmidt
author_facet Han-Gue eJo
Han-Gue eJo
Marc eWittmann
Thilo eHinterberger
Stefan eSchmidt
Stefan eSchmidt
author_sort Han-Gue eJo
collection DOAJ
description When a voluntary action is causally linked with a sensory outcome, the action and its consequent effect are perceived as being closer together in time. This effect is called intentional binding. Although many experiments were conducted on this phenomenon, the underlying neural mechanisms are not well understood. While intentional binding is specific to voluntary action, we presumed that preconscious brain activity (the readiness potential, RP), which occurs before an action is made, might play an important role in this binding effect. In this study, the brain dynamics were recorded with electroencephalography (EEG) and analyzed in single-trials in order to estimate whether intentional binding is correlated with the early neural processes. Moreover, we were interested in different behavioral performance between meditators and non-meditators since meditators are expected to be able to keep attention more consistently on a task. Thus, we performed the intentional binding paradigm with twenty mindfulness meditators and compared them to matched controls. Although, we did not observe a group effect on either behavioral data or EEG recordings, we found that self-initiated movements following ongoing negative deflections of slow cortical potentials (SCPs) result in a stronger binding effect compared to positive potentials, especially regarding the perceived time of the consequent effect. Our results provide the first direct evidence that the early neural activity within the range of SCPs affects perceived time of a sensory outcome that is caused by intentional action.
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spelling doaj.art-13ebae2a6aad4783a61e387a6d367b132022-12-22T03:40:32ZengFrontiers Media S.A.Frontiers in Human Neuroscience1662-51612014-06-01810.3389/fnhum.2014.0042190833The readiness potential reflects intentional bindingHan-Gue eJo0Han-Gue eJo1Marc eWittmann2Thilo eHinterberger3Stefan eSchmidt4Stefan eSchmidt5University Medical Center FreiburgEuropean University ViadrinaInstitute for Frontier Areas of Psychology and Mental HealthUniversity Medical Center RegensburgUniversity Medical Center FreiburgEuropean University ViadrinaWhen a voluntary action is causally linked with a sensory outcome, the action and its consequent effect are perceived as being closer together in time. This effect is called intentional binding. Although many experiments were conducted on this phenomenon, the underlying neural mechanisms are not well understood. While intentional binding is specific to voluntary action, we presumed that preconscious brain activity (the readiness potential, RP), which occurs before an action is made, might play an important role in this binding effect. In this study, the brain dynamics were recorded with electroencephalography (EEG) and analyzed in single-trials in order to estimate whether intentional binding is correlated with the early neural processes. Moreover, we were interested in different behavioral performance between meditators and non-meditators since meditators are expected to be able to keep attention more consistently on a task. Thus, we performed the intentional binding paradigm with twenty mindfulness meditators and compared them to matched controls. Although, we did not observe a group effect on either behavioral data or EEG recordings, we found that self-initiated movements following ongoing negative deflections of slow cortical potentials (SCPs) result in a stronger binding effect compared to positive potentials, especially regarding the perceived time of the consequent effect. Our results provide the first direct evidence that the early neural activity within the range of SCPs affects perceived time of a sensory outcome that is caused by intentional action.http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00421/fullMeditationsense of agencyslow cortical potentialIntentional Bindingreadiness potential
spellingShingle Han-Gue eJo
Han-Gue eJo
Marc eWittmann
Thilo eHinterberger
Stefan eSchmidt
Stefan eSchmidt
The readiness potential reflects intentional binding
Frontiers in Human Neuroscience
Meditation
sense of agency
slow cortical potential
Intentional Binding
readiness potential
title The readiness potential reflects intentional binding
title_full The readiness potential reflects intentional binding
title_fullStr The readiness potential reflects intentional binding
title_full_unstemmed The readiness potential reflects intentional binding
title_short The readiness potential reflects intentional binding
title_sort readiness potential reflects intentional binding
topic Meditation
sense of agency
slow cortical potential
Intentional Binding
readiness potential
url http://journal.frontiersin.org/Journal/10.3389/fnhum.2014.00421/full
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