Research Topics
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Publications
Reward-dependent learning in neuronal networks for planning and decision makingS Dehaene
INSERM U 334, Service Hospitalier Frederic Joliot, CEA DSV, Orsay, France
Prog Brain Res 126:217-29. 2000....
Cognitive euroscience: scalar variability in price estimation and the cognitive consequences of switching to the euroStanislas Dehaene
INSERM Unité 334 Service Hospitalier Frederic Joliot, CEA, Orsay, France
Q J Exp Psychol A 55:705-31. 2002..The observed Weber fraction reflects the degree of expertise with a given currency as well as a minimal variability intrinsic to the number line itself...
Letter binding and invariant recognition of masked words: behavioral and neuroimaging evidenceS Dehaene
Institut National de la Sante et de la Recherche Medicale, Unit 562, Service Hospitalier Frederic Joliot, Orsay, France
Psychol Sci 15:307-13. 2004..Our results indicate that an invariant binding of letters into words is achieved unconsciously through a series of increasingly invariant stages in the left occipito-temporal pathway...
Core knowledge of geometry in an Amazonian indigene groupStanislas Dehaene
INSERM CEA Cognitive Neuroimaging Unit, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, 91401 Orsay Cedex, France
Science 311:381-4. 2006..Our results provide evidence for geometrical intuitions in the absence of schooling, experience with graphic symbols or maps, or a rich language of geometrical terms...
Conscious, preconscious, and subliminal processing: a testable taxonomyStanislas Dehaene
INSERM CEA Cognitive Neuroimaging Unit, Service Hospitalier Frederic Joliot, Orsay, France
Trends Cogn Sci 10:204-11. 2006..We suggest that these distinctions map onto different neural mechanisms, and that conscious perception is systematically associated with surges of parieto-frontal activity causing top-down amplification...
Arithmetic and the brainStanislas Dehaene
Institut National de la Santé et de la Recherche Médicale unit 562 Cognitive neuroimaging, Service Hospitalier Frederic Joliot, Commissariat à L Energie Atomique DRM DSV, 4 Place du General Leclerc, 91401 Orsay Cedex, France
Curr Opin Neurobiol 14:218-24. 2004..Finally, pathologies of this system, leading to acalculia in adults or to developmental dyscalculia in children, are beginning to be understood, thus paving the way for brain-oriented intervention studies...
A neuronal network model linking subjective reports and objective physiological data during conscious perceptionStanislas Dehaene
Institut National de la Sante et de la Recherche Medicale, Unité 562, Cognitive Neuroimaging, Institut Fédératif de Recherche 49, Service Hospitalier Frederic Joliot, Commissariat à l Energie Atomique DSV, 91401 Orsay Cedex, France
Proc Natl Acad Sci U S A 100:8520-5. 2003..This all-or-none dynamics of conscious perception was verified behaviorally in human subjects...
Ongoing spontaneous activity controls access to consciousness: a neuronal model for inattentional blindnessStanislas Dehaene
INSERM CEA Unit 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, Orsay, France
PLoS Biol 3:e141. 2005..Although highly simplified, the generic properties of a minimal network may help clarify some of the basic cerebral phenomena underlying the autonomy of consciousness...
Cerebral mechanisms of word masking and unconscious repetition primingS Dehaene
Unité INSERM 334, IFR 49, Service Hospitalier Frederic Joliot, CEA DSV, 4 Place du General Leclerc, 91401 Orsay Cedex, France
Nat Neurosci 4:752-8. 2001..In comparison to an unmasked situation, however, the activation evoked by masked words was drastically reduced and was undetectable in prefrontal and parietal areas, correlating with participants' inability to report the masked words...
Conscious and subliminal conflicts in normal subjects and patients with schizophrenia: the role of the anterior cingulateStanislas Dehaene
Institut National de la Santé et de la Recherche Médicale Commissariat à l Energie Atomique Unit 562 Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, Orsay Cedex, France
Proc Natl Acad Sci U S A 100:13722-7. 2003..Those findings suggest that subliminal conflicts are resolved without ACC contribution and that the ACC participates in a distributed conscious control network that is altered in schizophrenia...
Towards a cognitive neuroscience of consciousness: basic evidence and a workspace frameworkS Dehaene
Unité INSERM 334, Service Hospitalier Frederic Joliot, CEA DRM DSV, 4, place du General Leclerc, 91401 Cedex, Orsay, France
Cognition 79:1-37. 2001..Neurophysiological, anatomical, and brain-imaging data strongly argue for a major role of prefrontal cortex, anterior cingulate, and the areas that connect to them, in creating the postulated brain-scale workspace...
The neural code for written words: a proposalStanislas Dehaene
INSERM Unit 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, CEA DRM DSV 4 Place du general Leclerc, 91401 Orsay Cedex, France
Trends Cogn Sci 9:335-41. 2005..Our proposal can explain why the detection of 'open bigrams' (ordered pairs of letters) constitutes an important stage in visual word recognition...
Sources of mathematical thinking: behavioral and brain-imaging evidenceS Dehaene
Unité INSERM 334, Service Hospitalier Frederic Joliot, CEA DSV, 91401 Orsay Cedex, France
Science 284:970-4. 1999..Mathematical intuition may emerge from the interplay of these brain systems...
A neuronal model of a global workspace in effortful cognitive tasksS Dehaene
Institut National de la Sante et de la Recherche Medicale, Unité 334, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, 4 Place du General Leclerc, 91401 Orsay, France
Proc Natl Acad Sci U S A 95:14529-34. 1998..We outline predictions for spatio-temporal activation patterns during brain imaging, particularly about the contribution of dorsolateral prefrontal cortex and anterior cingulate to the workspace...
Imaging unconscious semantic primingS Dehaene
INSERM U 334, Service Hospitalier Frederic Joliot, CEA DRM DSV, Orsay, France
Nature 395:597-600. 1998..A stream of perceptual, semantic and motor processes can therefore occur without awareness...
A hierarchical neuronal network for planning behaviorS Dehaene
Institut National de la Santé et de la Recherche Médicale Unité 344, Service Hospitalier Frederic Joliot, CEA DRM DSV, Orsay, France
Proc Natl Acad Sci U S A 94:13293-8. 1997..The model illustrates how specialized hierarchically organized neuronal assemblies may collectively emulate central executive or supervisory functions of the human brain...
Neuroscience. Single-neuron arithmeticStanislas Dehaene
INSERM Unit 562 Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, CEA/DRM/DSV, 91401 Orsay Cedex, France
Science 297:1652-3. 2002
Effortless control: executive attention and conscious feeling of mental effort are dissociableLionel Naccache
Clinical Neurophysiology Department, Hopital de la Salpetriere, 47 Boulevard de l Hopital, IFR 49, 75013 Paris, France
Neuropsychologia 43:1318-28. 2005....
Modulation of parietal activation by semantic distance in a number comparison taskP Pinel
, , Orsay Cedex, 91401, France
Neuroimage 14:1013-26. 2001..Our results support the assumption of a central semantic representation of numerical quantity that relies on a common parietal network shared among notations...
The visual word form area: spatial and temporal characterization of an initial stage of reading in normal subjects and posterior split-brain patientsL Cohen
Service de Neurologie 1, INSERM U334, Service Hospitalier Frederic Joliot, CEA DSV, Orsay, France
Brain 123:291-307. 2000..These findings provide direct support for the main components of the classical model of reading and help specify their timing and cerebral substrates...
Automatized clustering and functional geometry of human parietofrontal networks for language, space, and numberOlivier Simon
, CEA/DSV, Orsay, France
Neuroimage 23:1192-202. 2004..Anatomically, our results in humans are closely homologous to the known connectivity of parietal and frontal regions in the macaque monkey...
Paracingulate sulcus morphology and fMRI activation detection in schizophrenia patientsEric Artiges
INSERM-CEA Research Unit URM 02-05 Neuroimaging in Psychiatry, National Institute for Health and Medical Research (INSERM) and Atomic Energy Commission (CEA, IFR49, , Orsay, France
Schizophr Res 82:143-51. 2006..CONCLUSIONS: PCS presence or absence influences the detection of ACcd activations in group-analysis of schizophrenia patients...
Brain anatomy in Turner syndrome: evidence for impaired social and spatial-numerical networksN Molko
INSERM U 562, Service Hospitalier Frederic Joliot, CEA DSV, IFR 49, Orsay Cedex, France
Cereb Cortex 14:840-50. 2004..Our results thus provide converging evidence of regionally specific structural changes in TS that are highly consistent with the hallmark symptoms associated with TS...
What information is critical to elicit interference in number-form synaesthesia?Edward M Hubbard
INSERM CEA Cognitive Neuroimaging Unit, CEA SAC DSV I2BM NeuroSpin, Gif sur Yvette, France
Cortex 45:1200-16. 2009....
Functional segregation of cortical language areas by sentence repetitionGhislaine Dehaene-Lambertz
, , CEA/DRM/DSV, Orsay, France. gdehaene2shfj.cea.fr
Hum Brain Mapp 27:360-71. 2006..The results demonstrate the feasibility of using sentence-level adaptation to probe the functional organization of cortical language areas...
Interactions between number and space in parietal cortexEdward M Hubbard
INSERM Unit 562 Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, 4 Place du General Leclerc, F94101 Orsay, France
Nat Rev Neurosci 6:435-48. 2005....
Semantic processing of neglected numbersJérôme Sackur
INSERM U562, CEA DSV, IFR 49, Orsay, France Department of Philosophy, Université Nanterre Paris X, Nanterre, France
Cortex 44:673-82. 2008..Absence of conscious perception of neglected primes was evaluated using a combination of subjective and objective measures of performance in forced-choice tasks...
Dynamic representations underlying symbolic and nonsymbolic calculation: evidence from the operational momentum effectAndre Knops
INSERM, Unité 562, Gif sur Yvette, France
Atten Percept Psychophys 71:803-21. 2009..Supplemental materials for this study may be downloaded from app.psychonomic-journals.org/content/supplemental...
Tuning curves for approximate numerosity in the human intraparietal sulcusManuela Piazza
, CEA/DSV, 91401 Orsay Cedex, France
Neuron 44:547-55. 2004..Anatomically, the intraparietal site coding for number in humans is compatible with that observed in macaque monkeys. Our results therefore suggest an evolutionary basis for human elementary arithmetic...
In vivo detection of striatal dopamine release during reward: a PET study with [(11)C]raclopride and a single dynamic scan approachS Pappata
INSERM U334, Service Hospitalier Frederic Joliot, 4 Place du General Leclerc, 91401, Orsay, France
Neuroimage 16:1015-27. 2002..The advantages and the limits of this method as well as the relevance of the results for dopamine involvement in reward processing are discussed...
Visualizing the neural bases of a disconnection syndrome with diffusion tensor imagingN Molko
INSERM, , Orsay Cedex, France
J Cogn Neurosci 14:629-36. 2002..The present approach, based on the "negative tracking" of degenerated bundles, provides new perspectives on the understanding of human brain connections and disconnections...
Brain dynamics underlying the nonlinear threshold for access to consciousnessAntoine Del Cul
INSERM, Cognitive Neuroimaging Unit, IFR 49, Saclay, France
PLoS Biol 5:e260. 2007....
Topographical layout of hand, eye, calculation, and language-related areas in the human parietal lobeOlivier Simon
, IFR 49, , CEA/DSV, Orsay, France
Neuron 33:475-87. 2002..These results suggest human homologs of the monkey areas AIP, MIP, V6A, and LIP and imply a large cortical expansion of the inferior parietal lobule correlated with the development of human language and calculation abilities...
Unconscious semantic priming extends to novel unseen stimuliL Naccache
Unité INSERM 334, Service Hospitalier Frederic Joliot, CEA DRM DSV, 4, place du General Leclerc, 91401 Orsay Cedex, France
Cognition 80:215-29. 2001..We also report analyses of the impact of the numerical relation between prime and target, and of the impact of learning on priming, all of which confirm that unconscious utilization of semantic information is indeed possible...
The priming method: imaging unconscious repetition priming reveals an abstract representation of number in the parietal lobesL Naccache
Unité INSERM 334, Service Hospitalier Frederic Joliot, CEA DRM DSV, 4 Place du General Leclerc, F 91401 Orsay Cedex, France
Cereb Cortex 11:966-74. 2001....
Brain imaging of language plasticity in adopted adults: can a second language replace the first?C Pallier
INSERM U562, Service Hospitalier Fredrik Joliot, CEA DSV DRM, and IFR49, 4 Place du General Leclerc, Orsay, France
Cereb Cortex 13:155-61. 2003..We discuss these data in light of the critical period hypothesis for language acquisition...
Cerebral pathways for calculation: double dissociation between rote verbal and quantitative knowledge of arithmeticS Dehaene
INSERM, CNRS, Laboratoire de Sciences Cognitives et Psycholinguistique, Paris, France
Cortex 33:219-50. 1997..We suggest that a left subcortical network contributes to the storage and retrieval of rote verbal arithmetic facts, while a bilateral inferior parietal network is dedicated to the mental manipulation of numerical quantities...
Cerebral bases of subliminal and supraliminal priming during readingSid Kouider
Cognitive Neuroimaging Unit, INSERM U562, SHFJ, CEA DSV, Orsay, France
Cereb Cortex 17:2019-29. 2007..In the absence of attention, however, their access to a second stage of distributed parieto-frontal processing may remain blocked...
Neural processes underlying conscious perception: experimental findings and a global neuronal workspace frameworkClaire Sergent
Institut National de la Santé et de la Recherche Médicale Unité 562, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, Orsay, France
J Physiol Paris 98:374-84. 2004....
Levels of processing during non-conscious perception: a critical review of visual maskingSid Kouider
Laboratoire des Sciences Cognitives et Psycholinguistique, EHESS CNRS ENS, 75230 Paris, France Cognitive Neuroimaging Unit, INSERM U562, SHFJ, CEA DSV, 91401 Orsay, France
Philos Trans R Soc Lond B Biol Sci 362:857-75. 2007..According to us, maintaining this distinction is essential in order to make sense of the growing neuroimaging data on the neural correlates of consciousness...
Analysis of a large fMRI cohort: Statistical and methodological issues for group analysesBertrand Thirion
INRIA Futurs, Service Hospitalier Frederic Joliot, 4, place du General Leclerc, 91401 Orsay Cedex, France
Neuroimage 35:105-20. 2007..Moreover, our study shows that inter-subject variability plays a prominent role in the relatively low sensitivity and reliability of group studies...
Timing of the brain events underlying access to consciousness during the attentional blinkClaire Sergent
Institut National de la Santé et de la Recherche Médicale Unité 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, 4, place du General Leclerc, 91401 Orsay Cedex, France
Nat Neurosci 8:1391-400. 2005..Thus, we suggest that the transition toward access to consciousness relates to the optional triggering of a late wave of activation that spreads through a distributed network of cortical association areas...
Parsing a cognitive task: a characterization of the mind's bottleneckMariano Sigman
Unité INSERM 562, Cognitive Neuroimaging Service Hospitalier Frédéric Joliot, CEA DRM DSV, Orsay Cedex, France
PLoS Biol 3:e37. 2005..The other stages, mapping the numeral to an internal quantity and executing the motor response, can be carried out in parallel with another task. Changing the duration of these processes has no significant effect on the variance...
Unconscious masked priming depends on temporal attentionLionel Naccache
Clinical Neurophysiology Department, Hopital de la Pitie Salpetriere, Paris, France
Psychol Sci 13:416-24. 2002..These findings are inconsistent with the concept of a purely automatic spreading of activation during masked priming...
Unconsciously deciphering handwriting: subliminal invariance for handwritten words in the visual word form areaEmilie Qiao
INSERM, Cognitive Neuro Imaging Unit, IFR 49, Gif sur Yvette, France
Neuroimage 49:1786-99. 2010....
Single-trial classification of parallel pre-attentive and serial attentive processes using functional magnetic resonance imagingManuela Piazza
Inserm U562 NeuroImagerie Cognitive, Service Hospitalier Frederic Joliot, CEA DRM DSV, 4 Place du General Leclerc, F 91401 Orsay Cedex, France
Proc Biol Sci 270:1237-45. 2003..Beyond the subitizing/counting debate, this approach may prove useful to probe the attentional demands of other cognitive tasks...
Functional and structural alterations of the intraparietal sulcus in a developmental dyscalculia of genetic originNicolas Molko
INSERM U 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, CEA DSV, IFR 49 Orsay, France
Neuron 40:847-58. 2003..Thus, a genetic form of developmental dyscalculia can be related to both functional and structural anomalies of the right intraparietal sulcus, suggesting a crucial role of this region in the development of arithmetic abilities...
Distributed and overlapping cerebral representations of number, size, and luminance during comparative judgmentsPhilippe Pinel
INSERM Unit 562, Service Hospitalier Frederic Joliot, CEA DRM DSV, 4 Place du General Leclerc, 91401 Orsay Cedex, France
Neuron 41:983-93. 2004....
Cultural recycling of cortical mapsStanislas Dehaene
INSERM, Cognitive Neuro Imaging Unit, IFR 49, Gif sur Yvette, France
Neuron 56:384-98. 2007....
Is consciousness a gradual phenomenon? Evidence for an all-or-none bifurcation during the attentional blinkClaire Sergent
Institut National de la Santé et de la Recherche Médicale Unité 562, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, Orsay, France
Psychol Sci 15:720-8. 2004..We suggest that a stochastic nonlinear bifurcation in neural activity underlies the all-or-none perception observed during the attentional blink...
Functional organization of perisylvian activation during presentation of sentences in preverbal infantsGhislaine Dehaene-Lambertz
Institut National de la Sante et de la Recherche Medicale, U562, and Commissariat à l Energie Atomique, 4 Place du General Leclerc, 91400 Orsay, France
Proc Natl Acad Sci U S A 103:14240-5. 2006..Our results point to a complex, hierarchical organization of the human brain in the first months of life, which may play a crucial role in language acquisition in our species...
A cognitive characterization of dyscalculia in Turner syndromeMarie Bruandet
INSERM Unit 562 Cognitive Neuroimaging, , CEA/DRM/DSV, , 91401 Orsay Cedex, France
Neuropsychologia 42:288-98. 2004..We examine whether these deficits can be attributed to a single source, and discuss the possible implications of hormonal and genetic factors in the neuropsychological profile of TS patients...
Dynamics of the central bottleneck: dual-task and task uncertaintyMariano Sigman
Unité INSERM 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, CEA DRM DSV, Orsay, France
PLoS Biol 4:e220. 2006..On this basis, we propose a hierarchical model of cognitive architecture that provides a synthesis of task-switching and PRP paradigms...
Multivariate model specification for fMRI dataFerath Kherif
, CEA, Orsay, France
Neuroimage 16:1068-83. 2002..An example of application is given on an experimental fMRI data set that includes nine subjects who performed a mental computation task. Results show that the method increases the statistical sensitivity of fMRI analyses...
Brain structure predicts the learning of foreign speech soundsNarly Golestani
Unité INSERM 562, Service Hospitalier Frederic Joliot, CEA DRM DSV 4 Place du general Leclerc, 91401 Orsay Cedex, France
Cereb Cortex 17:575-82. 2007....
Dynamics of prefrontal and cingulate activity during a reward-based logical deduction taskClaire Landmann
INSERM 562, Cognitive Neuroimaging, Service Hospitalier Frederic Joliot, Commissariat à l Energie Atomique Département de Recherche Médicale Direction des Sciences du Vivant, Orsay Cedex, and Collège de France, Paris, France
Cereb Cortex 17:749-59. 2007..In summary, the dynamics of effortful mental deduction can be tracked with fMRI and relate to a distributed network engaging prefrontal cortex and its interconnected cortical and subcortical regions...
Nonconscious semantic processing of emotional words modulates conscious accessRaphael Gaillard
Institut National de la Sante et de la Recherche Medicale, Institut Fédératif de Recherche, Commissariat à l Energie Atomique Département de la Recherche Médicale Direction des Sciences du Vivant, 91401 Orsay Cedex, France
Proc Natl Acad Sci U S A 103:7524-9. 2006....
The visual word form area: a prelexical representation of visual words in the fusiform gyrusStanislas Dehaene
, France
Neuroreport 13:321-5. 2002..We propose that the occasional activation of the fusiform gyrus when listening to spoken words is due to the topdown recruitment of visual orthographic or object representations...
A magnitude code common to numerosities and number symbols in human intraparietal cortexManuela Piazza
Institut National de la Sante et de la Recherche Medicale INSERM, Cognitive Neuroimaging Unit, Service Hospitalier Frederic Joliot, F 91401 Orsay, France
Neuron 53:293-305. 2007..They support the idea that symbols acquire meaning by linking neural populations coding symbol shapes to those holding nonsymbolic representations of quantities...
A disconnection account of Gerstmann syndrome: functional neuroanatomy evidenceElena Rusconi
Institut Nationale de la Santé et de la Recherche Médicale INSERM, Unité 562, Gif sur Yvette, France
Ann Neurol 66:654-62. 2009..To examine the functional neuroanatomy that could account for pure Gerstmann syndrome, which is the selective association of acalculia, finger agnosia, left-right disorientation, and agraphia...
Approximate quantities and exact number words: dissociable systemsCathy Lemer
INSERM U562, Neuroimagerie Cognitive Service Hospitalier Frédéric Joliot, CEA DRM DSV, 4 Place du General Leclerc, 91401 Cedex, Orsay, France
Neuropsychologia 41:1942-58. 2003..As predicted by a verbal deficit, the second patient was more impaired in multiplication than in subtraction, had intact approximation abilities, and showed preserved processing of non-symbolic numerosities...
Preserved subliminal processing and impaired conscious access in schizophreniaAntoine Del Cul
INSERM Unit 562, Cognitive Neuroimaging Unit, Service Hospitalier Frederic Joliot, Commissariat a l Energie Atomique, 4 place du General Leclere, Orsay CEDEX 91401, France
Arch Gen Psychiatry 63:1313-23. 2006..However, more recent models suggest that masking may also involve late and higher-level integrative processes, while leaving intact early bottom-up visual processing...
Origins of mathematical intuitions: the case of arithmeticStanislas Dehaene
INSERM, Cognitive Neuro Imaging Unit, IFR 49, Gif sur Yvette, France
Ann N Y Acad Sci 1156:232-59. 2009..The next challenge will be to understand how education changes our core intuitions of number...
Neural signature of the conscious processing of auditory regularitiesTristan A Bekinschtein
Cognitive Neuro Imaging Unit, Institut Fédératif de Recherche 49, Institut National de la Sante et de la Recherche Medicale, 91191 Gif sur Yvette, France
Proc Natl Acad Sci U S A 106:1672-7. 2009..This simple electrophysiological marker could thus serve as a useful clinical tool...
Neural correlates of switching from auditory to speech perceptionGhislaine Dehaene-Lambertz
Laboratoire de Sciences Cognitives et Psycholinguistique EHESS, ENS and CNRS UMR 8554, IFR 49, France
Neuroimage 24:21-33. 2005..These results demonstrate that phoneme perception in adults relies on a specific and highly efficient left-hemispheric network, which can be activated in top-down fashion when processing ambiguous speech/non-speech stimuli...
Can one suppress subliminal words?Stanislas Dehaene
INSERM, Cognitive Neuroimaging Unit, , Orsay, France
Neuron 52:397-9. 2006..Distinct TMS sites disrupt priming in lexical decision and pronunciation tasks, suggesting that task set influences subliminal processing...
Inverse retinotopy: inferring the visual content of images from brain activation patternsBertrand Thirion
INRIA Futurs, Service Hospitalier Frederic Joliot, 4, Place du Général Leclerc 91401 Orsay Cedex, France
Neuroimage 33:1104-16. 2006..Furthermore, we extend this principle to mental imagery data: in five data sets, our algorithms could reconstruct and predict with significant accuracy a pattern imagined by the subjects...
Cognitive control in childhood-onset obsessive-compulsive disorder: a functional MRI studyArmelle Viard
INSERM-CEA ERM 02-05, Neuroimaging in psychiatry, IFR49, , Orsay, France
Psychol Med 35:1007-17. 2005..The regional distribution of functional changes may vary with the patients' ability to resist obsessions...
Developmental trajectory of number acuity reveals a severe impairment in developmental dyscalculiaManuela Piazza
INSERM CEA Cognitive Neuroimaging Unit, Gif sur Yvette, France
Cognition 116:33-41. 2010..These results establish for the first time a clear association between dyscalculia and impaired "number sense", and they may open up new horizons for the early diagnosis and rehabilitation of mathematical learning deficits...
A direct intracranial record of emotions evoked by subliminal wordsLionel Naccache
Institut National de la Sante et de la Recherche Medicale, Unité 562, Institut Fédératif de Recherche 49, Commissariat a l Energie Atomique, 91401 Orsay Cedex, France
Proc Natl Acad Sci U S A 102:7713-7. 2005..Our result indicates that subliminal words can trigger long-lasting cerebral processes, including semantic access to emotional valence...
Syntax production in bilingualsNarly Golestani
Institute of Cognitive Neuroscience, University College London, 17 Queen Square, London WC1N 3AR, UK
Neuropsychologia 44:1029-40. 2006....
Learning to read without a left occipital lobe: right-hemispheric shift of visual word form areaLaurent Cohen
Institut de Neurologie, Hopital de la Salpetriere, AP HP, Paris, France
Ann Neurol 56:890-4. 2004..This emphasizes the potential utility of a precise functional and developmental cartography of language for the surgical treatment of focal brain lesions in children...
Log or linear? Distinct intuitions of the number scale in Western and Amazonian indigene culturesStanislas Dehaene
INSERM, Cognitive Neuro Imaging Unit, Institut Fédératif de Recherche IFR 49, Gif sur Yvette, France
Science 320:1217-20. 2008..The concept of a linear number line appears to be a cultural invention that fails to develop in the absence of formal education...
Does subitizing reflect numerical estimation?Susannah K Revkin
INSERM, U562, Cognitive Neuroimaging Unit, Gif Yvette, France
Psychol Sci 19:607-14. 2008....
Brain mechanisms of serial and parallel processing during dual-task performanceMariano Sigman
Physics Department, Integrative Neuroscience Laboratory, University of Buenos Aires, 1428 Buenos Aires, Argentina
J Neurosci 28:7585-98. 2008..The results provide physiological evidence for the coexistence of serial and parallel processes within a cognitive task...
Exact and approximate arithmetic in an Amazonian indigene groupPierre Pica
, CNRS and Paris VIII University, Paris, France
Science 306:499-503. 2004..However, they fail in exact arithmetic with numbers larger than 4 or 5. Our results imply a distinction between a nonverbal system of number approximation and a language-based counting system for exact number and arithmetic...
Developing intuition for prices in euros: rescaling or relearning prices?J Frederico Marques
Faculdade de Psicologia e de Ciencias da Educacao, Universidade de Lisboa, Portugal
J Exp Psychol Appl 10:148-55. 2004..An alternative global rescaling hypothesis received mixed support. Results also suggest that price estimations in euros have not yet reached a level of accuracy comparable with estimations in the former national currency...
The pathophysiology of letter-by-letter readingLaurent Cohen
Institut de Neurologie, Hopital de la Salpetriere, 47 83 Bd de l Hopital, 75651 Paris Cedex 13, France
Neuropsychologia 42:1768-80. 2004....
Long-term semantic memory versus contextual memory in unconscious number processingAnthony G Greenwald
Department of Psychology, University of Washington, Seattle 98195 1525, USA
J Exp Psychol Learn Mem Cogn 29:235-47. 2003..Across 3 experiments, subliminal priming was governed by both task context and long-term semantic memory...
Functional neuroimaging of speech perception in infantsGhislaine Dehaene-Lambertz
Laboratoire de Sciences Cognitives et Psycholinguistique, CNRS and Ecole des Hautes Etudes en Sciences Sociales, 54 boulevard Raspail, 75270 Paris Cedex 06, France
Science 298:2013-5. 2002..Additional activation in right prefrontal cortex was seen only in awake infants processing normal speech. Thus, precursors of adult cortical language areas are already active in infants, well before the onset of speech production...
Language-specific tuning of visual cortex? Functional properties of the Visual Word Form AreaLaurent Cohen
Institut de Neurologie, Hopital de la Salpetriere, AP HP, Paris, France
Brain 125:1054-69. 2002..Moreover, activations in the precuneus and the left thalamus were observed when subjects were reading RVF versus left visual field (LVF) words, and are likely to reflect the attentional component of the RVF advantage...
Brain activations during letter-by-letter reading: a follow-up studyCarole Henry
Service de Neurologie 1, IFR 70, , AP-HP, , 75651 Paris Cedex 13, France
Neuropsychologia 43:1983-9. 2005..We suggest that the pattern of evolution fits with the minimal hypothesis of normal strategic abilities and skill learning, associated with perceptual tuning in right-hemispheric structures able to substitute the disrupted VWFA...
Moving along the number line: operational momentum in nonsymbolic arithmeticKoleen McCrink
Department of Psychology, Harvard University, Cambridge, Massachusetts 02138, USA
Percept Psychophys 69:1324-33. 2007..The results show that approximate arithmetic operates according to precise quantitative rules, perhaps analogous to those characterizing movement on an internal continuum...
A neurocomputational hypothesis for nicotine addictionBoris S Gutkin
, , Centre National de la Recherche Scientifique 2184, Institut Pasteur, 75015 Paris, France
Proc Natl Acad Sci U S A 103:1106-11. 2006..Our hypothesis unites a number of prevalent ideas on nicotine action into a coherent formal network for further understanding of compulsive drug addiction...
"What" and "where" in word reading: ventral coding of written words revealed by parietal atrophyFabien Vinckier
INSERM, U562, CEA/DSV, France
J Cogn Neurosci 18:1998-2012. 2006....
Subliminal convergence of Kanji and Kana words: further evidence for functional parcellation of the posterior temporal cortex in visual word perceptionKimihiro Nakamura
EHESS CNRS ENS, Paris, France
J Cogn Neurosci 17:954-68. 2005..These results thus allow us to separate script-specific and script-independent regions in the posterior temporal lobe, while demonstrating that both can be activated subliminally...
Intact subliminal processing and delayed conscious access in multiple sclerosisFrançoise Reuter
Centre de Résonance Magnétique Biologique et Médicale CRMBM UMR CNRS 6612, Faculte de Medecine, Universite de la Mediterranee, Marseille, France
Neuropsychologia 45:2683-91. 2007....
Hierarchical coding of letter strings in the ventral stream: dissecting the inner organization of the visual word-form systemFabien Vinckier
INSERM, U562 Orsay, France
Neuron 55:143-56. 2007....
Calibrating the mental number lineVeronique Izard
Department of Psychology, Harvard University, 33 Kirkland Street, Cambridge, MA 02138, USA
Cognition 106:1221-47. 2008..Based on these empirical results, we develop a model of the mapping between the numerical symbols and the representations of numerosity on the number line...
Non-symbolic arithmetic in adults and young childrenHilary Barth
Laboratory for Developmental Studies, Harvard University, 33 Kirkland St, Cambridge, MA 02138, USA
Cognition 98:199-222. 2006..Abstract numerical quantity representations therefore are computationally functional and may provide a foundation for formal mathematics...
Distinct unimodal and multimodal regions for word processing in the left temporal cortexLaurent Cohen
Institut de Neurologie, Hopital de la Salpetriere, AP HP, Paris, France
Neuroimage 23:1256-70. 2004..Both areas might have been confounded in past work. Our results also suggest a possible homolog of the VWFA in the auditory stream, the auditory word form area, located in the left anterior superior temporal sulcus...
Fast reproducible identification and large-scale databasing of individual functional cognitive networksPhilippe Pinel
INSERM U562 IFR 49, Cognitive Neuroimaging Unit, Gif sur Yvette, France
BMC Neurosci 8:91. 2007..This protocol captures the cerebral bases of auditory and visual perception, motor actions, reading, language comprehension and mental calculation at an individual level...
Task-specific change of unconscious neural priming in the cerebral language networkKimihiro Nakamura
Laboratoire des Sciences Cognitives et Psycholinguistique, L Ecole des Hautes Etudes en Sciences Sociales Centre National de la Recherche Scientifique Ecole Normale Supérieure, 75005 Paris, France
Proc Natl Acad Sci U S A 104:19643-8. 2007..The top-down influence of task sets further changes the directions of the unconscious priming in the entire cerebral circuitry for reading...
Reading normal and degraded words: contribution of the dorsal and ventral visual pathwaysLaurent Cohen
Department of Neurology I, AP HP, Hopital de la Salpetriere, 47 83 boulevard de l Hopital, Paris Cedex 13, France
Neuroimage 40:353-66. 2008..Those results clarify when and how the ventral parallel visual word form system needs to be supplemented by the deployment of dorsal serial reading strategies...
