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1、JournalofAppliedResearchinMemoryandCognition1(2012)34–40ContentslistsavailableatSciVerseScienceDirectJournalofAppliedResearchinMemoryandCognitionjournalhomepage:www.elsevier.com/locate/jarmacRolesofdomainknowledgeandworkingmemorycapacityincomponentsofskillin
2、TexasHold’EmpokerElizabethJ.Meinza,?,DavidZ.Hambrickb,CarleeBethHawkinsc,AlisonK.Gillingsa,BrettE.Meyera,JoshuaL.SchneideraaDepartmentofPsychology,SouthernIllinoisUniversityEdwardsville,Edwardsville,IL62026-1121,UnitedStatesbDepartmentofPsychology,MichiganSt
3、ateUniversity,262PsychologyBuilding,Lansing,MI48824,UnitedStatescDepartmentofPsychology,UniversityofVirginia,102GilmerHall,Charlottesville,VA22904,UnitedStatesarticleinfoabstractArticlehistory:Domainknowledgeisapowerfulpredictorofsuccessinmanycomplextasks,bu
4、tdogeneralcognitiveReceived5September2011abilitiesalsoplayarole?Toinvestigatethisquestion,wehad155participantsrepresentingawiderangeReceivedinrevisedformofpokerexperienceandskillcompletetestsofpokerknowledge,workingmemorycapacity(WMC),18November2011andtwocom
5、ponentsofskillinTexasHold’Empoker:theabilitytorememberhandsandtheabilitytoAccepted18November2011evaluatehands.Notsurprisingly,pokerknowledgepositivelypredictedperformanceinalloftheHold’EmAvailableonline30November2011tasks.However,WMCaddedsigni?cantlytothepre
6、diction,andtherewasnoevidenceforinteractionsbetweenpokerknowledgeandWMC.Thatis,WMCwasasimportantasapredictorofperformanceatKeywords:highlevelsofpokerknowledgeasatlowlevels,suggestingthatdomainknowledgemaynotalwaysExpertiseIndividualdifferencesenablecircumven
7、tionofWMCindomain-relevanttasks.Workingmemorycapacity?2011SocietyforAppliedResearchinMemoryandCognition.PublishedbyElsevierInc.Allrightsreserved.Theoriginsofexpertperformancehavebeenofinteresttosci-whenitstillnecessarytoholdinminddeclarativeknowledgeaboutent
8、istsforoveracentury(e.g.,Galton,1869).Thedebateisoftenhowtoexecutetheskill,butfortaskswithconsistentinformationcharacterizedasnaturevs.nurture—whichistosaytalentvs.prac-processingdemandsbecomesl