Christopher Summerfield

Summary

Affiliation: Columbia University
Country: USA

Publications

  1. ncbi request reprint Mistaking a house for a face: neural correlates of misperception in healthy humans
    Christopher Summerfield
    Department of Psychology, Columbia University, 406 Schermerhorn Hall, 1190 Amsterdam Ave, New York, NY 10027, USA
    Cereb Cortex 16:500-8. 2006
  2. doi request reprint A neural representation of prior information during perceptual inference
    Christopher Summerfield
    Institut National de la Sante et de la Recherche Medicale, Departement des Etudes Cognitives, Ecole Normale Superieure, 29, rue d Ulm, Paris 75005, France
    Neuron 59:336-47. 2008
  3. ncbi request reprint Predictive codes for forthcoming perception in the frontal cortex
    Christopher Summerfield
    Department of Psychology, Columbia University, 1190 Amsterdam Avenue, New York, NY 10027, USA
    Science 314:1311-4. 2006
  4. pmc Neocortical connectivity during episodic memory formation
    Christopher Summerfield
    Department of Psychology, Columbia University, New York, New York, USA
    PLoS Biol 4:e128. 2006
  5. doi request reprint Two mechanisms for task switching in the prefrontal cortex
    Alexandre Hyafil
    Institut National de la Sante et de la Recherche Medicale, University Pierre and Marie Curie Paris 6, Groupe Hospitalier Pitie Salpetriere, 75005 Paris, France
    J Neurosci 29:5135-42. 2009
  6. ncbi request reprint Functional coupling between frontal and parietal lobes during recognition memory
    Christopher Summerfield
    Psychology Department, Schermerhorn Hall, Room 406, Columbia University, 1190 Amsterdam Ave, New York, NY 10027, USA
    Neuroreport 16:117-22. 2005
  7. doi request reprint The first does the work, but the third time's the charm: the effects of massed repetition on episodic encoding of multimodal face-name associations
    Jennifer A Mangels
    City University of New York, New York, NY 10010, USA
    J Cogn Neurosci 22:457-73. 2010
  8. ncbi request reprint An information theoretical approach to prefrontal executive function
    Etienne Koechlin
    Institut National de la Sante et de la Recherche Medicale, Universite Pierre et Marie Curie, 9 Quai St Bernard, 75005 Paris, France
    Trends Cogn Sci 11:229-35. 2007
  9. ncbi request reprint Dissociable neural mechanisms for encoding predictable and unpredictable events
    Christopher Summerfield
    Psychology Department, Columbia University, New York, NY 10027, USA
    J Cogn Neurosci 18:1120-32. 2006
  10. ncbi request reprint Induced gamma activity is associated with conscious awareness of pattern masked nouns
    Christopher Summerfield
    Department of Psychiatry and Psychobiology, University of Barcelona, Hospital Clinic, C Casanova 143, 08036, Barcelona, Spain
    Int J Psychophysiol 44:93-100. 2002

Detail Information

Publications15

  1. ncbi request reprint Mistaking a house for a face: neural correlates of misperception in healthy humans
    Christopher Summerfield
    Department of Psychology, Columbia University, 406 Schermerhorn Hall, 1190 Amsterdam Ave, New York, NY 10027, USA
    Cereb Cortex 16:500-8. 2006
    ..We suggest that FFA responses during misperception may be driven by a predictive top-down signal from these regions...
  2. doi request reprint A neural representation of prior information during perceptual inference
    Christopher Summerfield
    Institut National de la Sante et de la Recherche Medicale, Departement des Etudes Cognitives, Ecole Normale Superieure, 29, rue d Ulm, Paris 75005, France
    Neuron 59:336-47. 2008
    ..These data support computational and quantitative models proposing that a visual percept emerges from converging bottom-up and top-down signals...
  3. ncbi request reprint Predictive codes for forthcoming perception in the frontal cortex
    Christopher Summerfield
    Department of Psychology, Columbia University, 1190 Amsterdam Avenue, New York, NY 10027, USA
    Science 314:1311-4. 2006
    ....
  4. pmc Neocortical connectivity during episodic memory formation
    Christopher Summerfield
    Department of Psychology, Columbia University, New York, New York, USA
    PLoS Biol 4:e128. 2006
    ..These data support the view that during episodic encoding, "top-down" control signals originating in the prefrontal cortex help determine which perceptual information is fated to be bound into the new episodic memory trace...
  5. doi request reprint Two mechanisms for task switching in the prefrontal cortex
    Alexandre Hyafil
    Institut National de la Sante et de la Recherche Medicale, University Pierre and Marie Curie Paris 6, Groupe Hospitalier Pitie Salpetriere, 75005 Paris, France
    J Neurosci 29:5135-42. 2009
    ..These data contribute to a literature arguing that human cognitive flexibility benefits from the setting of new priorities for future action as well as the overcoming of interference from previously active task sets...
  6. ncbi request reprint Functional coupling between frontal and parietal lobes during recognition memory
    Christopher Summerfield
    Psychology Department, Schermerhorn Hall, Room 406, Columbia University, 1190 Amsterdam Ave, New York, NY 10027, USA
    Neuroreport 16:117-22. 2005
    ..Our results suggest that synchronization of neuronal responses in the gamma-band may be an important mechanism by which frontal and parietal regions exchange information during the recognition of past events...
  7. doi request reprint The first does the work, but the third time's the charm: the effects of massed repetition on episodic encoding of multimodal face-name associations
    Jennifer A Mangels
    City University of New York, New York, NY 10010, USA
    J Cogn Neurosci 22:457-73. 2010
    ..e., name)...
  8. ncbi request reprint An information theoretical approach to prefrontal executive function
    Etienne Koechlin
    Institut National de la Sante et de la Recherche Medicale, Universite Pierre et Marie Curie, 9 Quai St Bernard, 75005 Paris, France
    Trends Cogn Sci 11:229-35. 2007
    ..The theory clarifies how executive control can operate as a unitary function, despite the requirement that information be integrated across multiple distinct, functionally specialized prefrontal regions...
  9. ncbi request reprint Dissociable neural mechanisms for encoding predictable and unpredictable events
    Christopher Summerfield
    Psychology Department, Columbia University, New York, NY 10027, USA
    J Cogn Neurosci 18:1120-32. 2006
    ..These results reveal for the first time the contribution of dissociable attentional mechanisms to successful encoding and contribute to a growing literature dedicated to understanding the role of neural synchrony in cognition...
  10. ncbi request reprint Induced gamma activity is associated with conscious awareness of pattern masked nouns
    Christopher Summerfield
    Department of Psychiatry and Psychobiology, University of Barcelona, Hospital Clinic, C Casanova 143, 08036, Barcelona, Spain
    Int J Psychophysiol 44:93-100. 2002
    ..It is concluded that gamma power is associated with awareness-dependent visual processing but not with processing that occurs in the absence of awareness...
  11. ncbi request reprint Coherent theta-band EEG activity predicts item-context binding during encoding
    Christopher Summerfield
    Psychology Department, Columbia University, New York, NY 10027, USA
    Neuroimage 24:692-703. 2005
    ..Theta-band coherence may be an important mechanism by which brain networks exchange information during learning...
  12. ncbi request reprint Effects of subthalamic nucleus stimulation on characteristics of EMG activity underlying reaction time in Parkinson's disease
    Hatice Kumru
    Servei de Neurologia, Hospital Clinic, Departament de Medicina, Facultad de Medicina, Universitat de Barcelona, Institut d Investigacio Biomedica August Pi i Sunyer, Spain
    Mov Disord 19:94-100. 2004
    ..Such improvement is associated with a change in features of the EMG activity suggesting an increase in the excitability of the motor pathways engaged in ballistic movements...
  13. ncbi request reprint Amygdalar and hippocampal MRI volumetric reductions in Parkinson's disease with dementia
    Carme Junque
    Department of Psychiatry and Clinical Psychobiology, University of Barcelona, Barcelona, Spain
    Mov Disord 20:540-4. 2005
    ..Nondemented PD patients also showed a degree of volumetric reduction in these structures although the differences were not statistically significant...
  14. ncbi request reprint Dementia in Parkinson disease: a proton magnetic resonance spectroscopy study
    Christopher Summerfield
    Department of Psychiatry and Clinical Psychobiology, ICMSN, Hospital Clinic, Casanova 143, 08036 Barcelona, Spain
    Arch Neurol 59:1415-20. 2002
    ....
  15. ncbi request reprint Structural brain changes in Parkinson disease with dementia: a voxel-based morphometry study
    Christopher Summerfield
    Department de Psiquiatria i Psicobiologia, Universitat de Barcelona, Spain
    Arch Neurol 62:281-5. 2005
    ..Voxel-based morphometric analysis of magnetic resonance images can contribute to in vivo identification of the cerebral regions predominantly involved in PDD...