an instrumental perspective on cscl systems

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1、EDITOR'SPROOFJrnlID11412_ArtID9141_Proof#1-10/02/2012Computer-SupportedCollaborativeLearningDOI10.1007/s11412-012-9141-4132AninstrumentalperspectiveonCSCLsystems4JacquesLonchamp5Received:21July2011/Accepted:18January20126#InternationalSocietyoftheLearningSciences,Inc.;SpringerSc

2、ience+BusinessMedia,LLC201278AbstractThetheoryofinstrumentalgenesisofRabardelrelatesthesocialandthetechnical9throughtheconceptofinstrument.Aninstrumentisdefinedasamixedentitymadeupbyan10artifact,thetechnical/materialpart,andasetofutilizationschemes,thesocial/behaviouralpart,11wh

3、ichbothresultfromusers’constructiveactivities.Thistheoryisnotdedicatedtolearning12contexts,butitcanhelpilluminatemanyaspectsofinstrument-mediatedcollaborativelearning13situationsandCSCLsystems.Inthefirstpartofthisarticle,thefoundationalconceptsof14Rabardel’stheoryaresummarizedan

4、ddiscussed.Drawingfromthatperspective,thesecond15partofthearticlestresses(1)thecomplexityofCSCLinstrumentgenesesmainlyduetotheir16dualnature–withbothteachersandlearnersinvolvedintheprocess,and(2)themultifaceted17mediatingroleCSCLsystemscanplayduringbothtaskperformanceandresource

5、selaboration18activities.Itisarguedthattherelativeimportanceofteachersandlearnersduringinstrumental19genesesistheessentialdiscriminatingcharacteristicofCSCLsystems.Intheresultingcategories20(“user-instrumentalizablesystems”and“teacher-instrumentalizablesystems”),thedegreeto21Q3w

6、hichsystemssupporttheconstructiveactivitiesrelatedtotheirowndevelopmentisconsidered22anotherimportantdifferentiatingfactor.Thethirdpartofthearticleaimsatelaboratingand23illustratingwithrepresentativeexamplesofCSCLsystemsthattheory-basedclassification.The24articleconcludesbysugge

7、stinganumberofdirectionsforfurtherresearchinthefield.25KeywordsUNCORRECTEDPROOFInstrumentalgenesis.Mediatinginstrument.CSCLsystems2627Introduction28Q4Manytheoreticalapproachesareusedtoexplainhowlearningcantakeplaceviasocial29interactionovernetworkedcomputersthatmostlyderivefromc

8、onstructivistandsocialcogni-30tivistlearningthe