Thesis Defense - A Tale of Two Sites

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Masters Thesis defense for Sameer Ahuja, July 17th, 2009. This presentation was live streamed on ustream.tv and Second Life. The video recording of the Ustream.tv livecast is available here: http://www.ustream.tv/recorded/1823531

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<ul><li>1.ATaleofTwoSites AnExplora7veStudyoftheDesignandEvalua7onofSocialNetworkSites SameerAhuja1 </li></ul> <p>2. Overview InstantBackground2 3. BuildingsoCwarethatisdeployedtoacommunity isdierentfrombuildingsoCwarethatisdeployedtoindividualusers3 4. [...]thesuccessandgrowthofsocialso5warestemsfromthe con7nuoustangobetweentechnologicaladvancementand technologicaladvancement incrementaluserpar3cipa3on,andthenetproductisneither incrementaluserpar3cipa3on cleanlysocialnortechnologicalinnature. boyd4 5. technologicaladvancement incrementaluserpar3cipa3on4 6. (features)5 7. ((features)+sociologicaleects)6 8. Sowhenwedesign,weneedtothinkaboutthesociologicaleectswearehopingtoachieve.7 9. Andwhenweevaluate,weneedtoseeifweare achievingthoseeects. 8 10. Inthisthesiswespecicallylookattheproblemof forma&amp;veevalua7onofsocialnetworksites. 9 11. Forma7ve? 10 12. Whenthecooktastesthesoup,thatsforma7ve; whenthegueststastethesoup,thatssumma7ve. 11 13. Butwhydoit,andwhydoitataforma7vestage? 12 14. Butwhydoit,andwhydoitataforma7vestage?Tondfundamentalissuesandglaring omissionsinthesupportofsocialac7onson thesocialnetworksite12 15. Toreducetherisksinvolvedinevalua7ngonlywhenthesoCwareisinthewild Butwhydoit,andwhydoitataforma7vestage?Tondfundamentalissuesandglaring omissionsinthesupportofsocialac7onson thesocialnetworksite12 16. Afewdeni7ons 13 17. SocialNetworkSites 14 18. Wedenesocialnetworksitesaswebbasedservicesthat allowindividualsto (1)constructapublicorsemipublicprolewithina boundedsystem(2)ar7culatealistofotheruserswithwhomtheyshareaconnec7on(3)viewandtraversetheirlistofconnec7onsandthosemadebyotherswithinasystemboyd,Ellison15 19. 16 20. SocialNetworkingSites 16 21. SocialAordance 17 22. SocialAordanceThequalityofar7factsinanyspacephysicalor virtual,whichinviteandfacilitatesocialinterac7on amongthepar7cipantsinthatspaceHowarth,Pyla,Yost,andHaciahmetoglu18 23. SocialAordanceThequalityofar7factsinanyspacephysicalor virtual,whichinviteandfacilitatesocialinterac7on amongthepar7cipantsinthatspaceHowarth,Pyla,Yost,andHaciahmetoglu18 24. SocialAordanceThequalityofar7factsinanyspacephysicalor virtual,whichinviteandfacilitatesocialac7ons amongthepar7cipantsinthatspace 19 25. SocialAc7onsWedenesocialac7onsinthecontextofsocial networksitesasac7onsthataectthesocialcapital ofthecommunityusingthesite20 26. SocialCapitalWeuseJamesColemansdeni7on,whichsuggests thatsocialcapitalisanythingthatfacilitatesindividual orcollec7veac7on,generatedbynetworksof rela7onships,reciprocity,trust,andsocialnorms.21 27. Colloki/ Slurp! CATspace h[p://slurp.cs.vt.edu h[p://apps.facebook.com/catspace22 28. Colloki Centeredaroundlocaldelibera7on Aggrega7onanddissemina7onofcontent fromandtodistributedsources Usesasetofsocialandorganiza7onal featurestopromoteengagement23 29. CATspace ComputerScienceAssignmentRepository Bringinstructorsfromdierentins7tu7ons intoacommonplaborm(Facebook) Leveragealreadyexis7ngsocialconnec7ons onFacebook Usesocialfeaturestopromotecollabora7on anditera7onoverassignments24 30. 25 31. SocialAc7ons26 32. SocialBrowsing ndingnewpeople 27 33. SocialSearch ndingmoreaboutpeopleyouknow28 34. Interac7on29 35. Sharingcontent 30 36. Collabora7on31 37. Features 32 38. Tagging SocialBrowsing SocialSearch Interac7on SharingContent Collabora7onHigh HighHighGood 33 39. Ac7vityStreams SocialBrowsing SocialSearch Interac7on SharingContent Collabora7onHigh High 34 40. UserProlesSocialBrowsing SocialSearch Interac7on SharingContent Collabora7on High High 35 41. CommentsSocialBrowsing SocialSearch Interac7on SharingContent Collabora7onGood Good HighGood 36 42. Ra7ngs/VotesSocialBrowsing SocialSearch Interac7on SharingContent Collabora7onGood 37 43. DesignExpecta7ons SocialBrowsing SocialSearch Interac7on SharingContent Collabora7on TaggingHigh HighHighGoodAc7vityHigh High StreamsProlesHigh High CommentsGood Good HighGood Ra7ng/Votes Good 38 44. Study 10Par7cipantsGraduateStudentsatVirginiaTechColloki:5par7cipantsCATspace:5par7cipantsGraduateStudentsinDepartmentsGraduateStudentsinDepartmentof otherthanComputerScienceatVirginiaTech ComputerScienceatVirginiaTech 39 45. Protocol PreEvalua7onSurveyonusageofSNS, demographics 5MinuteVideodemoofthesoCware SetoftaskstoperformonthesoCware PostEvalua7onQues7onnaire 40 46. SimulatedCommunity Derivedfrompostsandac7vityofalpha stageusers,representedexpecteduse. Firstfoldrule41 47. Results42 48. OverallUsability 43 49. OverallUsability 43 50. OverallUsability 43 51. OverallUsability 44 52. OverallUsability 44 53. OverallUsability 44 54. TheTaggingthingwasodd.Ihadtoclickonatagwhichtook metoapagethathadallpostswiththetag.ThenfromthereI hadtoclickononeoftheposts,thengotoitsauthorandseeif heorshehadthattaginthetagcloud.Thatscumbersome.CollokiPar7cipant 45 55. IthinkthisprolelooksaliFleempty.Youcanhavealistof userswithsimilarstuhere,kindoflikefacebookfriendlist. Actually,youcouldshowtheperson'sfacebookfriends(who areonCATspace)righthere. CATspacePar7cipant 46 56. Tagging 47 57. Tagging 47 58. Ac7vityStreams 48 59. Ac7vityStreams 48 60. Ac7vityStreams 48 61. Ac7vityStreams 49 62. Ac7vityStreams 49 63. Ac7vityStreams 49 64. Ac7vityStreams 49 65. CollokiWhichoneofthevetopicslistedonthehomepagedoyou thinkhasbeenthemostac7verecentlyamongsttheslurp community? CATspaceWhichisthelatestassignmentthathe(SteveEdwards)has published? 50 66. InalmostallcasesinCATspace(Andallcasesin Colloki),par7cipantsu7lizedotheruserinterface elementstondtheiranswers. 51 67. 52 68. UserProles53 69. UserProles53 70. UserProles53 71. UserProles53 72. [...]butwherecanIleavehimamessage?DoIhavetogoto theFacebookproleforthat?HowdoIgototheFacebook prolefromhere?CATspacePar7cipant54 73. Comments55 74. Ra7ngs/Votes56 75. Ra7ngs/Votes56 76. Ra7ngs/Votes56 77. Ra7ngs/Votes56 78. Ra7ngs/Votes56 79. Ra7ngs/Votes56 80. Ra7ngs/Votes ? 56 81. Discussion Collabora7onac7ondidnthavesuppor7ng tasks Couldhavebroadenedthenumberof ac7ons,andcustomchosenac7onsfor features57 82. FutureWork Valida7ng/Evalua7nguserresponsesto actualusage Broadertaxonomyofac7ons Figuringouthowtodothiswithout overloadingthepar7cipantswithques7ons58 83. ThankYou!Q&amp;A 59 </p>