2016
Error-Related Processing in Adult Males With Elevated Psychopathic Traits
Steele VR, Maurer JM, Bernat EM, Calhoun VD, Kiehl KA. Error-Related Processing in Adult Males With Elevated Psychopathic Traits. Personality Disorders Theory Research And Treatment 2016, 7: 80-90. PMID: 26479259, PMCID: PMC4710563, DOI: 10.1037/per0000143.Peer-Reviewed Original ResearchConceptsElevated psychopathic traitsEvent-related potentialsPsychopathic traitsGo/NoGo response inhibition taskPsychopathy ChecklistError-monitoring processesError-related processingResponse inhibition taskHigh psychopathic traitsLow psychopathic traitsSerious personality disordersHare Psychopathy ChecklistCognitive processesInhibition taskError processingRisk of recidivismProcessing abnormalitiesIncarcerated malesPoor decisionsViolent recidivismBehavioral symptomsBottleneck theoryPsychopathyPersonality disorderCurrent study
2015
Machine learning of structural magnetic resonance imaging predicts psychopathic traits in adolescent offenders
Steele VR, Rao V, Calhoun VD, Kiehl KA. Machine learning of structural magnetic resonance imaging predicts psychopathic traits in adolescent offenders. NeuroImage 2015, 145: 265-273. PMID: 26690808, PMCID: PMC4903946, DOI: 10.1016/j.neuroimage.2015.12.013.Peer-Reviewed Original ResearchConceptsLow psychopathic traitsPsychopathic traitsPersonality traitsNeural measuresElevated psychopathic traitsHigh psychopathic traitsVoxel-based morphometry dataNon-incarcerated youthSupport vector machine (SVM) learning modelStructural magnetic resonance imagingNeural correlatesAdolescent offendersAdolescent participantsGroup membershipClinical groupsHealthy controlsParalimbic systemNuanced modelsPersonality disorderFuture behaviorIncarcerated individualsYouthPsychopathyMachine learning modelsLearning modelDysfunctional error-related processing in female psychopathy
Maurer JM, Steele VR, Edwards BG, Bernat EM, Calhoun VD, Kiehl KA. Dysfunctional error-related processing in female psychopathy. Social Cognitive And Affective Neuroscience 2015, 11: 1059-1068. PMID: 26060326, PMCID: PMC4927025, DOI: 10.1093/scan/nsv070.Peer-Reviewed Original ResearchConceptsPost-error processingError-related processingEvent-related potential componentERN/NeFemale psychopathsAdult female offendersHare Psychopathy ChecklistPotential gender differencesError monitoringCognitive domainsERP componentsNeural correlatesResponse inhibitionNoGo taskNeurocognitive studiesAffective deficitsPsychopathic traitsAffective dysfunctionMale psychopathsFemale psychopathyPsychopathy ChecklistPsychopathic personalityPCA measuresFemale offendersPotential components