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
2014
A large scale (N=102) functional neuroimaging study of error processing in a Go/NoGo task
Steele VR, Claus ED, Aharoni E, Harenski C, Calhoun VD, Pearlson G, Kiehl KA. A large scale (N=102) functional neuroimaging study of error processing in a Go/NoGo task. Behavioural Brain Research 2014, 268: 127-138. PMID: 24726752, PMCID: PMC4095785, DOI: 10.1016/j.bbr.2014.04.001.Peer-Reviewed Original ResearchConceptsGo/NoGo taskError processingNoGo taskResponse inhibitionFunctional magnetic resonance imaging studyBilateral inferior frontal gyrusInferior frontal gyrusLateral prefrontal areasPresent fMRI resultsMagnetic resonance imaging studyResonance imaging studyNeural correlatesFMRI resultsFrontal gyrusPrefrontal areasAnterior cingulateNeural systemsHealthy participantsTaskLarge sampleProcessingImaging studiesPrimary purposeCingulateGyrus
2012
Separable processes before, during, and after the N400 elicited by previously inferred and new information: Evidence from time–frequency decompositions
Steele VR, Bernat EM, van den Broek P, Collins PF, Patrick CJ, Marsolek CJ. Separable processes before, during, and after the N400 elicited by previously inferred and new information: Evidence from time–frequency decompositions. Brain Research 2012, 1492: 92-107. PMID: 23165117, PMCID: PMC3534777, DOI: 10.1016/j.brainres.2012.11.016.Peer-Reviewed Original ResearchConceptsEvent-related potentialsNeural correlatesN400 event-related potentialLexical decisionInference generationUnrelated wordsSuccessful comprehensionCoherence inferencesText comprehensionAttenuated N400N400Separable processesUnique contributionTime-frequency decompositionWordsPrevious findingsComprehensionInferred informationShort textsCorrelatesTime-frequency analysisTextParticipantsNew informationReading