2024
Lesions to the mediodorsal thalamus, but not orbitofrontal cortex, enhance volatility beliefs linked to paranoia
Suthaharan P, Thompson S, Rossi-Goldthorpe R, Rudebeck P, Walton M, Chakraborty S, Noonan M, Costa V, Murray E, Mathys C, Groman S, Mitchell A, Taylor J, Corlett P, Chang S. Lesions to the mediodorsal thalamus, but not orbitofrontal cortex, enhance volatility beliefs linked to paranoia. Cell Reports 2024, 43: 114355. PMID: 38870010, PMCID: PMC11231991, DOI: 10.1016/j.celrep.2024.114355.Peer-Reviewed Original ResearchOrbitofrontal cortexMediodorsal thalamusReward learning rateAssociated with paranoiaExcitotoxic lesionsBrain regionsUnoperated monkeysAction selectionAdaptive behaviorParanoiaBelief updatingMDmcMeaningful changeCortexThalamusBeliefsLearning rateRobust to variabilityCompare performanceRewardBehaviorBrainMonkeysAction policiesPerceptionThe Evolving Landscape of Social Neuroscience and its Implications for Psychiatry
Li S, Kietzman H, Taylor J, Chang S. The Evolving Landscape of Social Neuroscience and its Implications for Psychiatry. Biological Psychiatry 2024 PMID: 38878810, DOI: 10.1016/j.biopsych.2024.06.004.Peer-Reviewed Original ResearchClosed-loop microstimulations of the orbitofrontal cortex during real-life gaze interaction enhance dynamic social attention
Fan S, Dal Monte O, Nair A, Fagan N, Chang S. Closed-loop microstimulations of the orbitofrontal cortex during real-life gaze interaction enhance dynamic social attention. Neuron 2024 PMID: 38823391, DOI: 10.1016/j.neuron.2024.05.004.Peer-Reviewed Original ResearchPrimate prefrontal cortexPrefrontal cortexSocial attentionOrbitofrontal cortexDorsomedial prefrontal cortexAnterior cingulate cortexCingulate cortexDirect gazeGaze interactionCortexGaze dynamicsControl different aspectsDistance of fixationDifferent aspectsGaze eventsPartner eyeGazeMultiple regionsMicrostimulationGaze positionAttentionSpatial dimensionsLatencyNeurons
2023
The orbitofrontal cortex: A goal-directed cognitive map framework for social and non-social behaviors
Shi W, Meisner O, Blackmore S, Jadi M, Nandy A, Chang S. The orbitofrontal cortex: A goal-directed cognitive map framework for social and non-social behaviors. Neurobiology Of Learning And Memory 2023, 203: 107793. PMID: 37353191, PMCID: PMC10527225, DOI: 10.1016/j.nlm.2023.107793.Peer-Reviewed Original ResearchConceptsOrbitofrontal cortexOFC functionCognitive mapsOFC neuronsNon-social domainCore brain areasNon-social behaviorsReward-based behaviorsValues-based behaviorSocial behaviorSocial contextBrain areasBehavioral contextSocial functionComplex representationSingle subjectCortexBehaviorTremendous knowledgeIntegrated viewContextTask spaceMAP frameworkRepresentationWide arrayDissociation of vicarious and experienced rewards by coupling frequency within the same neural pathway
Putnam P, Chu C, Fagan N, Dal Monte O, Chang S. Dissociation of vicarious and experienced rewards by coupling frequency within the same neural pathway. Neuron 2023, 111: 2513-2522.e4. PMID: 37348507, PMCID: PMC10527039, DOI: 10.1016/j.neuron.2023.05.020.Peer-Reviewed Original ResearchConceptsExperienced rewardsVicarious rewardBasolateral amygdalaAlpha/beta frequencyLocal field potentialsSame neural pathwaysSelect brain regionsSocial learningNeural systemsSocial interactionDirectional influenceRewardBrain regionsBeta frequenciesNeural pathwaysGamma frequenciesShared experienceDecision makingNeuronal interactionsSocial agencyField potentialsVoluntary choiceSocial choiceGyrusAmygdala
2022
Widespread implementations of interactive social gaze neurons in the primate prefrontal-amygdala networks
Dal Monte O, Fan S, Fagan NA, Chu CJ, Zhou MB, Putnam PT, Nair AR, Chang SWC. Widespread implementations of interactive social gaze neurons in the primate prefrontal-amygdala networks. Neuron 2022, 110: 2183-2197.e7. PMID: 35545090, PMCID: PMC9262836, DOI: 10.1016/j.neuron.2022.04.013.Peer-Reviewed Original ResearchWidespread implementations of interactive social gaze neurons in the primate prefrontal-amygdala networks.
Dal Monte O*, Fan S*, Fagan NA, Chu CJC, Zhou MB, Putnam PT, Nair AR, Chang SWC. Widespread implementations of interactive social gaze neurons in the primate prefrontal-amygdala networks. Neuron (2022)Peer-Reviewed Original Research
2020
Prefrontal–amygdala circuits in social decision-making
Gangopadhyay P, Chawla M, Dal Monte O, Chang SWC. Prefrontal–amygdala circuits in social decision-making. Nature Neuroscience 2020, 24: 5-18. PMID: 33169032, PMCID: PMC7899743, DOI: 10.1038/s41593-020-00738-9.Peer-Reviewed Original ResearchConceptsSocial behaviorSystems neuroscience perspectivePrefrontal-amygdala pathwaysPrefrontal-amygdala circuitsPrefrontal cortical regionsSocial cognitionNeuroscience perspectiveNeural basisNeuropeptide oxytocinBrains of primatesNeural mechanismsCortical regionsNon-human primatesSpecific instantiationSocial constructMultiple levelsCognitionNeuronal activityMultiple animal speciesNeurobiologyAmygdalaBehaviorUnderpinningsPrimatesConstructsIs There a ‘Social’ Brain? Implementations and Algorithms
Lockwood PL, Apps MAJ, Chang SWC. Is There a ‘Social’ Brain? Implementations and Algorithms. Trends In Cognitive Sciences 2020, 24: 802-813. PMID: 32736965, PMCID: PMC7501252, DOI: 10.1016/j.tics.2020.06.011.Peer-Reviewed Original ResearchConceptsSocial behaviorNeural processesMotor facultiesInformation processingInfluential frameworkSocial specificitiesAlgorithmic levelGreater integrationPsychologyNeuroscienceBehaviorDifferent levelsImportant new insightsEmpirical approachMarrProcessingFundamental questionsBrainResearchMonkeysFrameworkHumansThe anterior cingulate cortex is necessary for forming prosocial preferences from vicarious reinforcement in monkeys
Basile BM, Schafroth JL, Karaskiewicz CL, Chang SWC, Murray EA. The anterior cingulate cortex is necessary for forming prosocial preferences from vicarious reinforcement in monkeys. PLOS Biology 2020, 18: e3000677. PMID: 32530910, PMCID: PMC7292358, DOI: 10.1371/journal.pbio.3000677.Peer-Reviewed Original ResearchConceptsAnterior cingulate cortexProsocial preferencesVicarious reinforcementCingulate cortexACC lesionsPrimate anterior cingulate cortexSocial preferencesDifferent visual cuesSocial cognitionReward outcomesReinforcement taskReward deliveryVisual cuesACC contributionSocial outcomesCuesSocial relationshipsExcitotoxic lesionsPeripheral targetsGood thingGreater tendencySelfCortexLesion groupSingle neuronsSpecialized medial prefrontal–amygdala coordination in other-regarding decision preference
Dal Monte O, Chu CCJ, Fagan NA, Chang SWC. Specialized medial prefrontal–amygdala coordination in other-regarding decision preference. Nature Neuroscience 2020, 23: 565-574. PMID: 32094970, PMCID: PMC7131896, DOI: 10.1038/s41593-020-0593-y.Peer-Reviewed Original ResearchConceptsMultiple cognitive operationsRostral anterior cingulate gyrusMedial prefrontal cortexSubcortical brain regionsAnterior cingulate gyrusCognitive operationsGamma frequency bandSocial decisionsSpecialized coordinationPrefrontal cortexNegative ORPSocial behaviorNeural populationsCingulate gyrusBrain regionsBasolateral amygdalaNetwork interactDecision preferencesSpecific directionalityNeuronal interactionsRewardGyrusAmygdalaPreferencesCortex
2019
Combinatorial Oxytocin Neuropharmacology in Social Cognition
Fan S, Weinberg-Wolf H, Piva M, Dal Monte O, Chang SWC. Combinatorial Oxytocin Neuropharmacology in Social Cognition. Trends In Cognitive Sciences 2019, 24: 8-12. PMID: 31735541, DOI: 10.1016/j.tics.2019.10.004.Peer-Reviewed Original ResearchThe dorsomedial prefrontal cortex computes task-invariant relative subjective value for self and other
Piva M, Velnoskey K, Jia R, Nair A, Levy I, Chang SW. The dorsomedial prefrontal cortex computes task-invariant relative subjective value for self and other. ELife 2019, 8: e44939. PMID: 31192786, PMCID: PMC6565363, DOI: 10.7554/elife.44939.Peer-Reviewed Original ResearchConceptsRelative subjective valueSubjective valuePrefrontal cortexMulti-voxel pattern analysisVentromedial prefrontal cortexDorsomedial prefrontal cortexNeural correlatesPrefrontal nodesFMRI approachRisky choiceSubjective valuationDmPFCNeural computationSocial attitudesUbiquitous behaviorSelfTaskPattern analysisCortexIndependent tasksBehavioral modelingParticipantsCorrelatesAttitudesDissimilar preferences
2017
Oxytocin under opioid antagonism leads to supralinear enhancement of social attention
Dal Monte O, Piva M, Anderson KM, Tringides M, Holmes AJ, Chang SWC. Oxytocin under opioid antagonism leads to supralinear enhancement of social attention. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 114: 5247-5252. PMID: 28461466, PMCID: PMC5441805, DOI: 10.1073/pnas.1702725114.Peer-Reviewed Original ResearchConceptsSocial attentionMutual eye contactSocial cognitionReward receiptParticular social importanceEfficacy of oxytocinEye contactSocial dysfunctionOpioid antagonismSocial contextGaze interactionHuman brainEntire sessionOxytocinΚ-opioid receptor geneFacial regionOT geneAttentionCognitionSocial importanceStrong effectMonkeysOpioid systemSessionsContext
2016
Live interaction distinctively shapes social gaze dynamics in rhesus macaques
Dal Monte O, Piva M, Morris JA, Chang SW. Live interaction distinctively shapes social gaze dynamics in rhesus macaques. Journal Of Neurophysiology 2016, 116: 1626-1643. PMID: 27486105, PMCID: PMC5144716, DOI: 10.1152/jn.00442.2016.Peer-Reviewed Original ResearchConceptsMutual eye contactGaze dynamicsEye contactSocial cognitionProportion of fixationsInteractive social contextsPairs of monkeysFocal attentionSustained attentionLive interactionEye regionSeparable componentsFamiliar pairsMeaningful eventsSocial contextReal partnersDominant monkeysSame monkeysCognitionStatic imagesReal-time interactionAttentionMonkeysThe Anterior Cingulate Gyrus and Social Cognition: Tracking the Motivation of Others
Apps MA, Rushworth MF, Chang SW. The Anterior Cingulate Gyrus and Social Cognition: Tracking the Motivation of Others. Neuron 2016, 90: 692-707. PMID: 27196973, PMCID: PMC4885021, DOI: 10.1016/j.neuron.2016.04.018.Peer-Reviewed Original ResearchConceptsAnterior cingulate cortexSocial cognitionSocio-cognitive abilitiesAnterior cingulate gyrusCognitive processesError processingSocial informationCingulate cortexSocial interactionSocial behaviorCingulate gyrusCognitionTestable predictionsGyrusMotivationACCGFurther evidenceComputational propertiesKey mechanismCortexBehaviorProcessingEvidenceIndividualsAbility
2012
Neuronal reference frames for social decisions in primate frontal cortex
Chang SW, Gariépy JF, Platt ML. Neuronal reference frames for social decisions in primate frontal cortex. Nature Neuroscience 2012, 16: 243-250. PMID: 23263442, PMCID: PMC3557617, DOI: 10.1038/nn.3287.Peer-Reviewed Original ResearchInhaled oxytocin amplifies both vicarious reinforcement and self reinforcement in rhesus macaques (Macaca mulatta)
Chang SW, Barter JW, Ebitz RB, Watson KK, Platt ML. Inhaled oxytocin amplifies both vicarious reinforcement and self reinforcement in rhesus macaques (Macaca mulatta). Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 959-964. PMID: 22215593, PMCID: PMC3271866, DOI: 10.1073/pnas.1114621109.Peer-Reviewed Original ResearchConceptsDelivery of rewardTypical social behaviorsProsocial choicesDecision latenciesObservational learningSpecies-typical social behaviorsNeural mechanismsSelfish choicesVicarious reinforcementSocial behaviorDistinct contextsDonation behaviorHuman behaviorNeural modelRewardSocial awarenessSelf-ReinforcementOxytocinPrairie volesSelfMonogamous onesRhesus macaquesOwn experienceEmpathyAttention