2016
Neuroimaging measures of error-processing: Extracting reliable signals from event-related potentials and functional magnetic resonance imaging
Steele VR, Anderson NE, Claus ED, Bernat EM, Rao V, Assaf M, Pearlson GD, Calhoun VD, Kiehl KA. Neuroimaging measures of error-processing: Extracting reliable signals from event-related potentials and functional magnetic resonance imaging. NeuroImage 2016, 132: 247-260. PMID: 26908319, PMCID: PMC4860744, DOI: 10.1016/j.neuroimage.2016.02.046.Peer-Reviewed Original ResearchError-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 modelPsychopathy, attention, and oddball target detection: New insights from PCL‐R facet scores
Anderson NE, Steele VR, Maurer JM, Bernat EM, Kiehl KA. Psychopathy, attention, and oddball target detection: New insights from PCL‐R facet scores. Psychophysiology 2015, 52: 1194-1204. PMID: 25912522, PMCID: PMC5648055, DOI: 10.1111/psyp.12441.Peer-Reviewed Original ResearchConceptsPsychopathy ChecklistPsychopathy-related differencesTarget P3 amplitudeFrequent standard stimuliAuditory oddball taskIncarcerated adult malesHare Psychopathy ChecklistP3 amplitudeOddball taskCognitive featuresFeatures of psychopathyN1 amplitudeStandard stimuliCognitive deficitsFacet scoresSlow wave amplitudeERPPsychopathyInconsistent resultsPrior studiesAttentionSlow wavesPsychopathsPrincipal component analysisStimuli
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 ResearchMeSH KeywordsAdolescentAdultBrainComprehensionElectroencephalographyEvoked PotentialsFemaleHumansMaleReadingYoung AdultConceptsEvent-related potentialsNeural correlatesN400 event-related potentialLexical decisionInference generationUnrelated wordsSuccessful comprehensionCoherence inferencesText comprehensionAttenuated N400N400Separable processesUnique contributionTime-frequency decompositionWordsPrevious findingsComprehensionInferred informationShort textsCorrelatesTime-frequency analysisTextParticipantsNew informationReading