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1、PersonalizedOnlineEducation—ACrowdsourcingChallenge12113DanielS.WeldEytanAdarLydiaChiltonRaphaelHoffmannEricHorvitz1111MitchellKochJamesLandayChristopherH.LinMausam1DepartmentofComputerScience&Engineering,UniversityofWashington,Seattle,WA981952SchoolofInformation,UniversityofMichigan,A
2、nnArbor,MI481093MicrosoftResearch,Redmond,WA98052AbstractWeld2012).Insteadofminimizingthecostofaccomplish-ingacontentcreationortranslationtask,theobjectivemightInterestinonlineeducationissurging,asdramatizedbybetomaximizetheexpectedstudentcompetenceacrossathesuccessofKhanAcademyandrece
3、ntStanfordon-rangeoftopicswhileholdingconstantthetimespentonlinecourses,butthetechnologyforonlineeducationisvideosandworked-problems.initsinfancy.CrowdsourcingmechanismswilllikelyDevelopingcrowdsourcingmethodsforimprovededuca-beessentialinordertoreachthefullpotentialofthismedium.Thispa
4、persketchessomeofthechallengestionwillrequirenumeroustechnicaladvancesfrommanyanddirectionswehopeHCOMPresearcherswillad-researchers.Inthenextsection,wearguethatnowisthedress.timeforaconcertedpushinthisarea,andhighlightsomeareasofrecentprogress.Weconcludebyhighlightingasetofchallengesfo
5、rfuturework.IntroductionEducators,parents,andstudentshavelongdreamedoftheWhyCrowdsourcing&Education?possibilityofpersonalizededucation—teachingindividualWeseethreereasonswhyeducationisanexcitingdirectionstudentsaccordingtotheirabilities,interests,motivations,forcrowdsourcingresearch:1)
6、crowd-techniqueswillbere-andlearningstyles.Todate,suchpersonalizededucationhasquiredinordertodeliverqualityeducationinsomeareas;beenlimitedbyscarcehumanresources,butperhapstech-2)existingtechniquesarereadyforapplicationtothisnewnologyoffersacure.Theideaoflarge-scale,onlinecoursesarea;a
7、nd3)onlineeducationrepresentsanew,relatively-conjuresimagesofimpersonal,mediocre,andstandardizedunexploredwayofcreatingcrowds.courseworkforthemasses,butincontrastwebelievethattherearevastopportunitiesforengaging“thecrowd”toper-sonalizeeducationandscalehigh-qualitytutoringviaonlineSca
