2023
The composition of the choice set modulates probability weighting in risky decisions
Grubb M, Li Y, Larisch R, Hartmann J, Gottlieb J, Levy I. The composition of the choice set modulates probability weighting in risky decisions. Cognitive, Affective, & Behavioral Neuroscience 2023, 23: 666-677. PMID: 36702993, DOI: 10.3758/s13415-023-01062-y.Peer-Reviewed Original Research
2016
Neuroanatomy accounts for age-related changes in risk preferences
Grubb MA, Tymula A, Gilaie-Dotan S, Glimcher PW, Levy I. Neuroanatomy accounts for age-related changes in risk preferences. Nature Communications 2016, 7: 13822. PMID: 27959326, PMCID: PMC5159889, DOI: 10.1038/ncomms13822.Peer-Reviewed Original ResearchConceptsRight posterior parietal cortexGray matter volumeRisky rewardMatter volumeAge-related changesLess grey matter volumePosterior parietal cortexAge-related declineRisk preferencesNeural mechanismsRisky choiceParietal regionsParietal cortexSubstantial empirical evidenceOlder adultsHealthy agingYoung adultsRewardGray matter lossEmpirical evidencePotential outcomesHuman agingAdultsPreferencesNeuroanatomy
2014
Neuroanatomy Predicts Individual Risk Attitudes
Gilaie-Dotan S, Tymula A, Cooper N, Kable JW, Glimcher PW, Levy I. Neuroanatomy Predicts Individual Risk Attitudes. Journal Of Neuroscience 2014, 34: 12394-12401. PMID: 25209279, PMCID: PMC4160774, DOI: 10.1523/jneurosci.1600-14.2014.Peer-Reviewed Original ResearchConceptsGray matter volumeMatter volumeHigher gray matter volumeIndividual risk attitudesRight posterior parietal cortexSecond groupWhole-brain analysisPosterior parietal cortexPossible neural mechanismsCortical volumeGeneral populationBrain areasBrain scansParietal cortexIndividual human brainsStable biomarkersNeural activationRisk attitudesLess risk aversionNeurobiological toolsAmerican adultsMultitude of studiesNeural mechanismsHuman brainEx-ante hypotheses