Featured Publications
Continuous manipulation of mental representations is compromised in cerebellar degeneration
McDougle SD, Tsay JS, Pitt B, King M, Saban W, Taylor JA, Ivry RB. Continuous manipulation of mental representations is compromised in cerebellar degeneration. Brain 2022, 145: 4246-4263. PMID: 35202465, PMCID: PMC10200308, DOI: 10.1093/brain/awac072.Peer-Reviewed Original ResearchConceptsDisorder groupMental representationsMental operationsVisual working memorySingle-digit additionPerformance of individualsMental workspaceWorking memoryCognitive tasksMemory retrievalVisual cognitionMental rotationNeuropsychological experimentsMathematical cognitionScanning itemsArithmetic taskCognitionDisparate domainsDegenerative cerebellar disordersMotor controlVisual representationTaskContinuous manipulationCerebellar disordersIterative manipulation
2024
Dissociable Codes in Motor Working Memory
Hillman H, Botthof T, Forrence A, McDougle S. Dissociable Codes in Motor Working Memory. Psychological Science 2024, 35: 150-161. PMID: 38236687, DOI: 10.1177/09567976231221756.Peer-Reviewed Original ResearchConceptsWorking memoryInterfering movementsVisuospatial working memory loadWorking memory loadWorking memory subsystemsVarying cognitive loadMemory loadAbstract codeMotor informationSkill learningSensory domainsDegree of interferenceBehavioral controlMWMCognitive loadRepresentation formatComputational structureMemoryCodeTaskMemory subsystemMotorParticipantsDomain
2021
Post-error Slowing During Instrumental Learning is Shaped by Working Memory-based Choice Strategies
McDougle SD. Post-error Slowing During Instrumental Learning is Shaped by Working Memory-based Choice Strategies. Neuroscience 2021, 486: 37-45. PMID: 34695537, DOI: 10.1016/j.neuroscience.2021.10.016.Peer-Reviewed Original ResearchConceptsPost-error slowingPost-error processingDistinct neural correlatesMemory-based strategyMedial prefrontal cortexProgress of learningMultiple distinct processesExecutive resourcesWorking memoryNeural signaturesNeural correlatesCognitive loadVisuomotor skillsReinforcement learning systemTask performanceInstrumental learningPrefrontal cortexHigh load conditionsSensorimotor regionsMemoryChoice strategiesDistinct processesComputational modelLearningLearning system