2006
Predictive Codes for Forthcoming Perception in the Frontal Cortex
Summerfield C, Egner T, Greene M, Koechlin E, Mangels J, Hirsch J. Predictive Codes for Forthcoming Perception in the Frontal Cortex. Science 2006, 314: 1311-1314. PMID: 17124325, DOI: 10.1126/science.1132028.Peer-Reviewed Original ResearchConceptsFrontal cortexIncoming sensory informationMedial frontal cortexPresence of facesPerceptual ambiguityPerceptual decisionsSensory evidenceNeural representationVisual objectsSensory environmentVisual areasPredictive codingSensory informationPredictive codePerceptionCortexFaceHuman subjectsBrainObserved evidenceDecisionsAmbiguityRepresentationEvidenceObjects
2005
Mistaking a House for a Face: Neural Correlates of Misperception in Healthy Humans
Summerfield C, Egner T, Mangels J, Hirsch J. Mistaking a House for a Face: Neural Correlates of Misperception in Healthy Humans. Cerebral Cortex 2005, 16: 500-508. PMID: 16014866, DOI: 10.1093/cercor/bhi129.Peer-Reviewed Original ResearchConceptsFunctional magnetic resonance imaging studyAccount of perceptionImages of housesMagnetic resonance imaging studyResonance imaging studyNeural correlatesPerceptual judgmentsInferior occipitalVisual regionsCorrect trialsIncorrect trialsRight parietal regionParietal regionsHouse imagesParahippocampal gyrusPredictive codingNormal visionPerceptionFaceMisperceptionsFFA responseImaging studiesHealthy humansGyrusConcurrent activation
2004
Individual Differences in Trait Anxiety Predict the Response of the Basolateral Amygdala to Unconsciously Processed Fearful Faces
Etkin A, Klemenhagen KC, Dudman JT, Rogan MT, Hen R, Kandel ER, Hirsch J. Individual Differences in Trait Anxiety Predict the Response of the Basolateral Amygdala to Unconsciously Processed Fearful Faces. Neuron 2004, 44: 1043-1055. PMID: 15603746, DOI: 10.1016/j.neuron.2004.12.006.Peer-Reviewed Original ResearchConceptsTrait anxietyFearful facesIndividual differencesDorsal amygdalaThreat-related stimuliBasolateral amygdalaSubjects' reaction timesReaction timeConscious stimuliUnconscious stimuliUnconscious processingConscious processingThreat sensitivityUnconscious perceptionUnconscious processesNeural responsesBasolateral subregionsNeural systemsAnxietyAmygdalaStimuliBiological basisProcessingFaceFMRI