Featured Publications
The 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 neuronsThe 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
2012
Inhaled 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