2020
Pupil-linked phasic arousal predicts a reduction of choice bias across species and decision domains
de Gee J, Tsetsos K, Schwabe L, Urai A, McCormick D, McGinley M, Donner T. Pupil-linked phasic arousal predicts a reduction of choice bias across species and decision domains. ELife 2020, 9: e54014. PMID: 32543372, PMCID: PMC7297536, DOI: 10.7554/elife.54014.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsArousalChoice BehaviorFemaleHumansMaleMicePupilSpecies SpecificityYoung AdultConceptsPhasic arousalArousal systemMemory-based decisionsSound detection taskDecision-relevant evidenceBrain arousal systemsChoice biasesChoice biasLiberal biasesDecision domainArousalBehavioral effectsBias suppressionBiasesAmbiguous evidenceRapid dilationSuch decisionsMemoryPupilsTaskDecisionsHumansEvidenceGeneral principlesBias
2019
Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task
Salkoff D, Zagha E, McCarthy E, McCormick D. Movement and Performance Explain Widespread Cortical Activity in a Visual Detection Task. Cerebral Cortex 2019, 30: 421-437. PMID: 31711133, PMCID: PMC7029483, DOI: 10.1093/cercor/bhz206.Peer-Reviewed Original ResearchConceptsVisual detection taskSecondary motor cortexTask performanceTask-related movementsCortical activityMotor cortexDetection taskTask-independent processesOptimal task performanceWidespread cortical activityTask-related changesHead-fixed miceResponse choicesDorsal cortexOrofacial movementsNeural activityTrial variationLick responsesArousal stateTrial variabilityTarget trialsLick rateCortexCortical signalsTrials