2014
On the Mismeasurement of Impulsivity: Trait, Behavioral, and Neural Models in Alcohol Research among Adolescents and Young Adults
King K, Patock-Peckham J, Dager A, Thimm K, Gates J. On the Mismeasurement of Impulsivity: Trait, Behavioral, and Neural Models in Alcohol Research among Adolescents and Young Adults. Current Addiction Reports 2014, 1: 19-32. DOI: 10.1007/s40429-013-0005-4.Peer-Reviewed Original ResearchBehavioral impulsivityTrait modelNeural modelDefinition of impulsivityShared theoretical frameworkTwo-factor modelAlcohol use riskAlcohol researchEmotion dysregulationEffortful controlImpulsigenic traitsImpulsive choiceMotivational driveDevelopmental researchImpulsivityPsychosocial traitsDevelopmental modelYoung adulthoodBehavioral researchAlcohol useGeneral underrepresentationYoung adultsEmpirical connectionUse riskBehavioral model
2013
Influence of Alcohol Use on Neural Response to Go/No-Go Task in College Drinkers
Ahmadi A, Pearlson GD, Meda SA, Dager A, Potenza MN, Rosen R, Austad CS, Raskin SA, Fallahi CR, Tennen H, Wood RM, Stevens MC. Influence of Alcohol Use on Neural Response to Go/No-Go Task in College Drinkers. Neuropsychopharmacology 2013, 38: 2197-2208. PMID: 23670589, PMCID: PMC3773670, DOI: 10.1038/npp.2013.119.Peer-Reviewed Original ResearchConceptsSupplementary motor areaHeavy drinkersLight drinkersCollege-age drinkersAlcohol useResponse inhibitionBlood oxygen level-dependent (BOLD) responseHeavy alcohol drinkersImportant risk factorBilateral middle frontal gyrusAlcohol use disorderBrain activityAnterior cingulate cortexGreater BOLD responseLevel-dependent responsesMiddle frontal gyrusSuperior temporal gyrusImpaired response inhibitionAlcohol drinkersRisk factorsResponse inhibition taskRight hippocampusMotor areaWarrants additional investigationBilateral parietal lobules