Tom A de Graaf

Summary

Publications

  1. pmc Alpha-band rhythms in visual task performance: phase-locking by rhythmic sensory stimulation
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 8:e60035. 2013
  2. doi request reprint The 'correlates' in neural correlates of consciousness
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neurosci Biobehav Rev 36:191-7. 2012
  3. doi request reprint Feedforward and quick recurrent processes in early visual cortex revealed by TMS?
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neuroimage 61:651-9. 2012
  4. doi request reprint Brain network dynamics underlying visuospatial judgment: an FMRI connectivity study
    Tom A de Graaf
    Cognitive Neuroscience, Maastricht University, The Netherlands
    J Cogn Neurosci 22:2012-26. 2010
  5. doi request reprint TMS effects on subjective and objective measures of vision: stimulation intensity and pre- versus post-stimulus masking
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, P O Box 616, 6200 MD, Maastricht, The Netherlands
    Conscious Cogn 20:1244-55. 2011
  6. doi request reprint On the functional relevance of frontal cortex for passive and voluntarily controlled bistable vision
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, 6200 MD Maastricht, The Netherlands
    Cereb Cortex 21:2322-31. 2011
  7. doi request reprint Null results in TMS: from absence of evidence to evidence of absence
    T A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neurosci Biobehav Rev 35:871-7. 2011
  8. pmc FMRI effective connectivity and TMS chronometry: complementary accounts of causality in the visuospatial judgment network
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 4:e8307. 2009
  9. pmc A chronometric exploration of high-resolution 'sensitive TMS masking' effects on subjective and objective measures of vision
    Tom A de Graaf
    Faculty of Psychology and Neuroscience, Department of Cognitive Neuroscience, Maastricht University, P O Box 616, 6200 MD, Maastricht, The Netherlands
    Exp Brain Res 209:19-27. 2011
  10. pmc Time- and task-dependent non-neural effects of real and sham TMS
    Felix Duecker
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands Maastricht Brain Imaging Center, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 8:e73813. 2013

Detail Information

Publications11

  1. pmc Alpha-band rhythms in visual task performance: phase-locking by rhythmic sensory stimulation
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 8:e60035. 2013
    ....
  2. doi request reprint The 'correlates' in neural correlates of consciousness
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neurosci Biobehav Rev 36:191-7. 2012
    ..We here disentangle these different sorts of brain processes conceptually. But we also propose a concrete multi-pronged research program that may, in near-future consciousness research, distinguish these brain processes empirically...
  3. doi request reprint Feedforward and quick recurrent processes in early visual cortex revealed by TMS?
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neuroimage 61:651-9. 2012
    ..These findings shed new light on recurrent models of vision and related theoretical accounts of visual awareness...
  4. doi request reprint Brain network dynamics underlying visuospatial judgment: an FMRI connectivity study
    Tom A de Graaf
    Cognitive Neuroscience, Maastricht University, The Netherlands
    J Cogn Neurosci 22:2012-26. 2010
    ..We speculate on possible functional contributions of the various network nodes and informational loops in a neurocognitive model...
  5. doi request reprint TMS effects on subjective and objective measures of vision: stimulation intensity and pre- versus post-stimulus masking
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, P O Box 616, 6200 MD, Maastricht, The Netherlands
    Conscious Cogn 20:1244-55. 2011
    ..g. recurrent) models of vision and visual awareness. Finally, our data are in line with the idea that pre-stimulus masking operates differently from conventional post-stimulus masking...
  6. doi request reprint On the functional relevance of frontal cortex for passive and voluntarily controlled bistable vision
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, 6200 MD Maastricht, The Netherlands
    Cereb Cortex 21:2322-31. 2011
    ..Thus, it seems the same pathway used for willed top-down modulation of bistable vision is not used during passive bistable viewing...
  7. doi request reprint Null results in TMS: from absence of evidence to evidence of absence
    T A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    Neurosci Biobehav Rev 35:871-7. 2011
    ....
  8. pmc FMRI effective connectivity and TMS chronometry: complementary accounts of causality in the visuospatial judgment network
    Tom A de Graaf
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 4:e8307. 2009
    ..The current study empirically assessed the relation between these different methods...
  9. pmc A chronometric exploration of high-resolution 'sensitive TMS masking' effects on subjective and objective measures of vision
    Tom A de Graaf
    Faculty of Psychology and Neuroscience, Department of Cognitive Neuroscience, Maastricht University, P O Box 616, 6200 MD, Maastricht, The Netherlands
    Exp Brain Res 209:19-27. 2011
    ..These preliminary data from our exploratory design suggest that, with sensitive TMS masking, we might be able to reveal visual processes in early visual cortex previously unreported...
  10. pmc Time- and task-dependent non-neural effects of real and sham TMS
    Felix Duecker
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands Maastricht Brain Imaging Center, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 8:e73813. 2013
    ..Our results broaden the empirical basis of control strategies in TMS research and point at potential pitfalls that should be avoided. ..
  11. pmc The temporal dynamics of early visual cortex involvement in behavioral priming
    Christianne Jacobs
    Department of Cognitive Neuroscience, Faculty of Psychology and Neuroscience, Maastricht University, Maastricht, The Netherlands
    PLoS ONE 7:e48808. 2012
    ..The current findings are discussed in light of their implications on models of visual awareness and (subliminal) priming...