Publications

Submitted or on Rxiv

Sánchez-Fuenzalida, N., van Gaal, S. Fleming, SM. Haaf, JM, Fahrenfort, JJ. Predictions and rewards affect decision making but not subjective experience. [paper] [data and code]

2023

Nuiten, SA. De Gee JW. Zantvoord, JB, Fahrenfort, JJ & van Gaal, S. Catecholaminergic neuromodulation and selective attention jointly shape perceptual decision making. eLife [paper] [data and code].

Canales-Johnson, A. Beerendonk, L., Chennu, S., Ince, R.A.A., van Gaal, S. Feedback information transfer in the human brain reflects bistable perception in the absence of report. PLOS Biology [paper] [data and code]

Alilović, J. Lampers, E. Slagter, H.A. & van Gaal, S. The perceptual nature of illusory object recognition. Plos Biology. [paper] [data and code]

Johnson, P.A., Blom, T., van Gaal, S., Feuerriegel, D. Bode, S. Hogendoorn, H. Position representations of moving objects align with real-time position in the early visual response. eLife. [paper] [data and code]

2022

Francken, J.C., Beerendonk, L., Molenaar, D., Fahrenfort, J.J. Kiverstein, J.D. Seth, A.K. & van Gaal, S. An academic survey on theoretical foundations, common assumptions and the current state of the field of consciousness science. Neuroscience of consciousness (2022) [paper] [data and code].

Overbeek, B., Lavrijsen, J., van Gaal, S., Kondziella, D., Eilander, H., Koopmans, R. Clinical significance of visual pursuit and visual fixation in patients with disorders of consciousness. A Delphi Study. Journal of Neurology (2022) [paper]

2021

Nuiten, S. A., Canales-Johnson, A., Beerendonk, L., Nanuashvili, N., Fahrenfort, J. J., Bekinschtein, T., & van Gaal, S. Preserved sensory processing but hampered conflict detection when stimulus input is task-irrelevant. eLife (2021) [paper] [video animation] [data and code].

Dijkstra, N., van Gaal, S., Geerlings, L., Bosch, S. & van Gerven, M. No evidence for neural overlap between unconsciously processed and imagined stimuli. eNeuro (2021) [paper] [data and code]

Stein, T., Kaiser, D., Fahrenfort, J.J. & van Gaal, S. The human visual system differentially represents subjectively and objectively invisible stimuli. PLoS Biology (2021) [paper] [data and code]

Seijdel, N., Loke, J., van de Klundert, R., van der Meer, M., Quispel, E., van Gaal, S., de Haan, E. & Scholte, H. S. On the necessity of recurrent processing during object recognition: it depends on the need for scene segmentation. Journal of Neuroscience (2021). [paper] [data and code]

de Gee, J. W., Correa, C. M.C. , Weaver, M., Donner, T. H. & van Gaal, S. Pupil dilation and the slow wave ERP reflect surprise about choice outcome resulting from intrinsic variability in decision confidence. Cerebral Cortex (2021) [paper] [data and code]

Alilović, J., van Moorselaar, D. Graetz, M. van Gaal, S.* & Slagter, H.A.* Representational dynamics preceding conscious access. Neuroimage (2021) (*shared senior authors) [paper] [data and code]

Alilović, J., Slagter, H. A. & van Gaal, S. Subjective visibility report is facilitated by conscious predictions only. Consciousness and Cognition (2021) [paper] [data and code]

2020

Fahrenfort, J.J. & van Gaal, S. Criteria for empirical theories of consciousness should focus on the explanatory power of mechanisms, not on functional equivalence. Cognitive Neuroscience (2020). [opinion paper]

Canales-Johnson, A. Beerendonk, L., Blain, S., Kitaoka, S., Ezquerro-Nassar, A., Nuiten, S.A., Fahrenfort, J.J. van Gaal, S.* & Bekinschtein, T.A.*. Decreased alertness reconfigures cognitive control networks. Journal of Neuroscience (2020) (*shared senior authors) [paper] [data and code]

Wiers, R.W., van Gaal, S. & Le Pelley, M.E. Akrasia and addiction: Neurophilosophy and psychological mechanisms. Social Neuroeconomics: Integrating the Neurosciences and the Social Sciences. (Eds: J. Harbecke and C. Herrmann-Pillath) [review paper]

Arnts, H., Groenewegen, H. , Lavrijsen, J., van Gaal, S., van Erp, W. & van den Munckhof, P.. On the pathophysiology and treatment of akinetic mutism. Neuroscience and Biobehavioral Reviews (2020). [review paper]

Baas, M., Boot, N., van Gaal, S., De Dreu, C.W.K. & Cools, R. Methylphenidate does not affect convergent and divergent creative processes in healthy adults. Neuroimage, 205, (2020) [paper]

2019

Mongelli, V., Meijs, E.L., van Gaal, S.* & Hagoort, P.* No language unification without neural feedback: How awareness affects sentence processing. (*shared senior authors). Neuroimage, 202, (2019). [paper] [data and code]

Meijs, E.L., Mostert, P. Slagter, H.A. de Lange, F.P. & van Gaal, S. Exploring the role of expectations and stimulus relevance on stimulus-specific neural representations and conscious report. Neuroscience of Consciousness (2019). [paper] [data and code]

Alilović, J., Timmermans, B. Reteig, L.C. van Gaal, S., & Slagter, H.A. No evidence that predictions and attention modulate the first feedforward sweep of cortical information processing. Cerebral Cortex (2019). [paper] [data and code]

Weaver, M.D. Fahrenfort, J.J., Belopolsky, A. van Gaal, S. Independent neural activity patterns for sensory- and confidence-based information maintenance during category-selective visual processing, eNeuro. (2019) 6(1) e0268-18.2018 1–13 [paper]

Michel, M. et al., Opportunities and challenges for a maturing science of consciousness, Nature Human Behavior. 3, 104-107 (2019) [opinion paper]

2018

Fahrenfort, J.J., van Driel, J, van Gaal, S. & Olivers, C.N.L. From ERPs to MVPA Using the Amsterdam Decoding and Modeling Toolbox (ADAM). Frontiers in Neuroscience. 12: 368 (2018). [paper] [data and code]

Meijs, E., Klaassen, F., Bokeria, L., van Gaal, S., de Lange, F. Cue predictability does not modulate bottom-up attentional capture. Royal Society Open Science (2018) [paper] [data and code]

Correa, C.M.C., Noorman, S. , Jiang, J. Palminteri, S., Cohen, M.X, Lebreton M., van Gaal, S. How the level of reward awareness changes the computational and electrophysiological signatures of reinforcement learning. Journal of Neuroscience. 38 (48) 10338-10348 (2018) [paper] [data and code]

Meijs, E.L., Slagter, H. de Lange, F.P. & van Gaal, S. Dynamic interactions between top-down expectations and conscious awareness. Journal of Neuroscience 38 (9) 2318-2327 (2018) [paper]

Jiang, J. Correa, C.M.C., Geerts, J. & van Gaal, S. The relationship between conflict awareness and behavioral and oscillatory signatures of immediate and delayed cognitive control, Neuroimage 177, 11-19 (2018). [paper]

2017

Slagter, H., Alilovic, J. & van Gaal, S. How early does attention modulate visual information processing? The importance of experimental protocol and data analysis approach, Cognitive Neuroscience 26-28 (2017)

Boot, N., Baas, M., Mühlfeld, E., De Dreu, C.K.W. & van Gaal, S. Widespread neural oscillations in the delta band dissociate convergent from divergent thinking modes during creative idea generation, Neuropsychologia, 10, 8-17. (2017)

Boot, N., Baas, M., van Gaal, S., Cools R. & de Drue, C.W.K. Creative Cognition and Dopaminergic Modulation of Fronto-striatal Networks: Integrative Review and Research Agenda. Neuroscience & Biobehavioral Reviews, 78, 13-23. (2017).

2015

Francken, J.C., Meijs, E.L., Hagoort, P., van Gaal, S. and de Lange, F.P. Exploring the automaticity of language-perception interactions: Effects of attention and awareness. Scientific Reports 17725 (2015).

Francken, J .C., Meijs, E.L., Ridderinkhof, O., Hagoort, P., de Lange, F.P., van Gaal, S. Manipulating word awareness dissociates feed-forward from feedback models of language-perception interactions. Neuroscience of Consciousness. (2015).

Jiang, J., Zhang, Q., & van Gaal, S. (2015). EEG neural oscillatory dynamics reveal semantic and response conflict at difference levels of conflict awareness. Scientific Reports. 12008 (2015)

Jiang, J., Zhang, Q., & van Gaal, S. Conflict awareness dissociates theta-band neural dynamics of the medial frontal and lateral frontal cortex during trial-by-trial cognitive control. Neuroimage, 16, 102-111. (2015)

Pinto, Y., van Gaal, S., de Lange, F.P., Lamme, V.A.F. & Seth, A.K. Expectations accelerate entry of visual stimuli into awareness. Journal of Vision, 15. doi:10.1167/15.8.13. (2015)

2014

El Karoui, I., King, J-R., Sitt, J., Meyniel, F., van Gaal, S., Hasboun, D., Adam, C., Navarro, V., Baulac, M., Dehaene, S., Cohen, L., & Naccache, L. Event-related potential, time-frequency and functional connectivity facets of local and global auditory novelty processing: an intracranial study in humans. Cerebral Cortex (doi:10.1093/cercor/bhu143) (2014)

van Gaal, S., Naccache, L., Meuwese, J.D.I., van Loon, A.M., Leighton, A., Cohen, L., Dehaene, S. Can the meaning of multiple unconscious words be integrated unconsciously? Philosophical Transactions of the Royal Society: B. (DOI: 10.1098/rstb.2013.0212) (2014)

Cohen, M.X & van Gaal, S. Subthreshold muscle twitches dissociate oscillatory neural signatures of conflicts from errors. Neuroimage, 86, 503-513 (2014).

2013

Jiang, J. van Gaal, S., Bailey, K. Chen, A. Zhang, Q. Electrophysiological correlates of block-wise strategic adaptations to consciously and unconsciously triggered conflict. Neuropsychologia. 51, 2791-2798 (2013).

Cohen, M.X & van Gaal, S. Dynamic interactions between large-scale networks predict behavioral adaptation after perceptual errors. Cerebral Cortex. 23(5)1061-1072 (2013).

2012

Fahrenfort, J.J., Snijders, T. M., Heinen, K., van Gaal, S., Scholte, H. S., & Lamme, V. A. F. (2012). Neuronal integration in visual cortex elevates face category tuning to conscious face perception. Proceedings of the National Academy of Sciences of the United States of America. 109(52), 21504-21509

van Gaal, S., de Lange, F.P. & Cohen, M.X (2012) The role of consciousness in cognitive control and decision making. Frontiers in Human Neuroscience. 6:121. doi: 10.3389/fnhum.2012.00121

Fahrenfort, J.J. & van Gaal, S. Responses in Fusiform Face Area do not cause Conscious Face Perception (comment on Parvizi et al., 2012). Journal of Neuroscience.

van Loon, A.M., Scholte, H.S., van Gaal, S., van der Hoort, B.J.J. & Lamme, V.A.F. (2012) GABAa agonist reduces visual awareness; a masking-EEG experiment. Journal of Cognitive Neuroscience,24(4), 965–974.

van Gaal, S., & Lamme, V.A.F. (2012). Unconscious high-level information processing: implications for neurobiological theories of consciousness. The Neuroscientist. 18(3) 287 - 301.

Francken, J. van Gaal, S., de Lange, F.P. (2012) Response to Desender & Van den Bussche: On the absence of a relationship between discriminability and priming. Consciousness and Cognition.

2011

de Lange, F.P*., van Gaal, S.*, Lamme, V.A.F., Dehaene, S. (2011) How awareness changes the relative weights of evidence during human decision making. PLoS Biology. 9(11): e1001203. doi:10.1371/journal.pbio.1001203 [* Equal contribution].

Francken, J. van Gaal, S., de Lange, F.P. (2011) Immediate and long-term priming effects are independent of stimulus visibility. Consciousness and Cognition. 20(4), 1793-1800.

Jolij, J., Scholte, H.S., van Gaal, S., Hodgson, T.J. & Lamme, V.A.F. (2011) Act quickly, decide later: Long latency visual processing underlies perceptual decisions but not reflexive behavior. Journal of Cognitive Neuroscience. 23(12), 3734–3745.

Wokke, M.E.*, van Gaal, S.*, Ridderinkhof, K.R., & Lamme, V.A.F. The flexible nature of unconscious cognition. PLoS ONE. 6(9): e25729. doi:10.1371/journal.pone.0025729 [* Equal contribution]

Weeda, W.D., Waldorp, L., Grasman, R.P.P.P., van Gaal, S., & Huizenga, H.M. (2011) Functional connectivity analysis of fMRI data using parameterized regions of interest. Neuroimage. 54(1), 410-416.

van Gaal, S., Lamme, V.A.F., Fahrenfort, J.J., & Ridderinkhof, K.R. (2011) Dissociable brain mechanisms underlying the conscious and unconscious control of behavior. Journal of Cognitive Neuroscience, 23(1), 91-105.

van Gaal, S., Scholte, H.S., Lamme, V.A.F., Fahrenfort, J.J., & Ridderinkhof, K.R. Pre-SMA gray-matter density predicts individual differences in action selection in the face of conscious and unconscious response conflict. Journal of Cognitive Neuroscience, 23(2), 382-390.

2010

van Gaal, S., Lamme, V.A.F., & Ridderinkhof, K.R. (2010) Unconsciously triggered conflict adaptation. PLoS ONE, 5(7): e11508. doi:10.1371/journal.pone.0011508.

van Gaal, S., Ridderinkhof, K.R., Scholte, H.S., & Lamme, V.A.F. (2010) Unconscious activation of the prefrontal No-Go network. Journal of Neuroscience, 30, 4143-4150.

2009

van Gaal, S., Ridderinkhof, K.R., van den Wildenberg, W.P.M., & Lamme, V.A.F. Dissociating consciousness from inhibitory control: Evidence for unconsciously triggered response inhibition in the stop-signal task. Journal of Experimental Psychology: Human Perception and Performance, 35, 2009, 1129-1139.

Cohen, M.X.*, van Gaal, S.*, Ridderinkhof, K.R., & Lamme, V.A.F. Unconscious errors enhance prefrontal-occipital oscillatory synchrony. Frontiers in Human Neuroscience, 3, 2009. doi:10.3389/neuro.09.054.2009. [*Equal contribution]

2008

van Gaal, S., Ridderinkhof, K.R., Fahrenfort, J.J., Scholte, H.S., & Lamme, V.A.F. Frontal cortex mediates unconsciously triggered inhibitory control. Journal of Neuroscience, 28, 2008, 8053-8062.

van Gaal, S., & Fahrenfort, J.J. The relationship between visual awareness, attention, and report. Journal of Neuroscience, 28, 2008, 5401-5402.

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