Motormemorynecessarilyinvolvesassociativechaining;eachactioncuesthenext.Thisiswhatmakesmotor
memoriesimplicit:tobeaccessed,theymustbeperformed.Addingcontentaddressableaccessmakesitpossible
tojumparoundinapiece,skippingbackwardsorforwards.Whatisrequiredisaretrievalcue—athoughtin
workingmemorythatactivatesthemotormemory,restartingtheassociativechainatanewlocation.Chaffinetal.
(2002)introducedthetermperformancecuetorefertotheuseofthiskindofcueinmusicperformance.When
expertsmemorizeforperformance,muchoftheworkisdirectedatsettingupperformancecues(seebelow).
StructuralMemory
Memoriesforeventsareorganizedintonarrativesbasedonthegoalsoftheactorsinvolved(Brewer,1980,p.
223).Inmusic,themusicalstructureprovidesasimilarkindofhierarchicalorganization,dividingapieceinto
sectionsandsubsectionsbasedonmelody,harmony,andmeter.Hierarchicalorganizationsofthissortprovide
usefulframeworksforgeneratingcontentaddresses:forexample,thirdmovement,secondtheme,thirdbar.Of
course,itrequiresconsiderablemusicalunderstandingtogenerateaddressesofthissort.Onereasonthatpeople
havetroublememorizingmusicisbecausetheydonothaveagoodunderstandingofthemusicalstructure.
Awarenessofstructuredevelopsslowlywithmusicaltraining(WilliamonandValentine,2002)andmaybelacking,
eveninexperiencedmusicians(Snyder,thisvolume).
Whenexperiencedmusiciansprepareanewpieceofmusic,theyidentifyitsstructuralpropertiesandusethemto
organizeboththeirpracticeandtheirmemories(ChaffinandImreh,2002;Chaffin,Lisboa,LoganandBegosh,
2010;Hallam,1995;WilliamonandValentine,2002).Forexample,amusicianmaythinktoherselfassheplays
throughapieceforthefirsttime,“That’sthesecondtheme”(Chaffin,2007).Ifthestructureisobscure,an
experiencedmusiciantakesthetimetofigureitout,evenifdoingsorequiresweeksofwork(Chaffin,Gerling,
DemosandMelms,2013).Withoutaclearunderstandingofthestructure,thereisnomentalmap,andnocontent
addressablememory.
EmotionalMemory
Emotionalmemories ofallkindsarerememberedbetterthannon-emotionalmemories(Bower,1981;Talmi,
Schimmack,PatersonandMoscovitch,2007),andthisistrueforbothmusiclistening(Schulkind,HennisandRubin,
1999)andmusicperformance(Chaffin,2011).Thepositiveeffectsofemotionaredisruptedbydamagetoneural
areasinvolvedinemotion(GreenbergandRubin,2003).Wecanseethecontributionofemotiontoperformance
memorywhenresearchersaskmusicianstoperformwithoutexpressioninlaboratorystudies;themusiciansoften
havedifficultyplaying.Wesurmisethatplayingwithoutexpressionreducesemotionalcuesthatnormally
contributetotheretrievalofmusicfrommemory(e.g.,Demos,2013).
VisualMemory
Therearelargeindividualdifferencesbetweenmusiciansintheirsubjectiveexperienceofvisualmemory.Some
musiciansreporthaving“photographic”memories,whileotherssaythattheirvisualmemoriesarepooror
unhelpful.Forexample,MyraHessdescribedhowshecould“see”and“read”theprintedpagewhenplayingfrom
memory,whereasAlfredBrendelreportedthathismemorywas“notvisualatall”(Chaffinetal.,2002,pp.37–41).
Thesereportsmayreflectrealdifferencesinthedetailedinformationavailableinvisualmemory(Reisberg,2001,
ch.11).However,reportsofvisualimagescanbemisleadingintwoways.First,mentalimagesarenotpictures,
i.e.,objectivedepictionsofreality.Imagesareinterpretations.Todiscoverwhethershehadmisreadanote,Myra
Hesscouldnotinspecthermentalimageofthescore;shehadtolookattherealthing.Second,peoplewhoreport
havingnovisualmemorystillhavespatialmemories.Theyknowthelocationofnotesonthepageand,asaresult,
mightwellhavethesametroubleusingadifferenteditionofascoreasapersonwhohasvividmentalimages.
LinguisticMemory
Thementalinstructionsthatexperiencedperformersusetoremindthemselveswhattodoatkeypointsina
performanceareaformoflinguisticmemory(Chaffinetal.,2002).Theseinstructionsdonotnecessarilyinvolve
words,buttheydohavealanguage-like“subject-predicate”(propositional)form,oftenpointingtoother,modality-
specificmemories:motor,auditory,visual,andemotional(BinderandDesai,2011),forexample,Holdback”
(pointingtomotormemory)or“Now,likethis”(pointingtoauditorymemory).Theirpropositionalformallowsthemto
berehearsedinworkingmemory,fromwheretheycandirectothermentalprocessesandimplementplansand
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