Wikis: Do They Need Usability Engineering?

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Presentation to the topic Wikis in Higher Education

Presentation to the topic Wikis in Higher Education

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  • 1. Wikis: Do they need usability engineering? Michael D. Kickmeier-Rust Martin Ebner Andreas Holzinger
  • 2. http://www.readwriteweb.com/archives/social_networks_vs_portals.php Social Network
  • 3. Web 2.0 – an overview virtual operating system Flickr virtual desktop Blog Wiki Pod-cast File-sharing Flock Mash-Up Social Book- marking YouTube Writely
  • 4. Wiki
    • Concept of Wiki by Bo Leuf and Ward Cunningham in 1995
    • Name from Hawaiin word wikiwiki
    • Online platform every user can create or edit articles
    • First implementations: wikiwikiweb, CoWeb and Nupedia
  • 5. http://de.wikipedia.org/wiki/Bild:Wikipedia-logo-de.png Wikipedia
  • 6. Wikipedia principles in Higher Education BauWiki [http://bauwiki.tugraz.at]
  • 7. First Study
    • Online encyclopedia for structural concrete
    • Students can edit, create article on voluntary basis
    • Online collaboration leads to a high number of articles
    • Students are allowed to bring printouts to the exam
    • Lasting 3 months, N = 152, two universities
  • 8. Result First Study As a result it must be pointed out, that in the case auf BauWiki (structural concrete) almost nobody actively participated.
  • 9. Second Study
    • Online encyclopedia for building informatics (concerning Visual Basic for Applications)
    • Students are forced to write an article
    • Students are allowed to use Bauwiki during examination
    • Lasting 2 months, N = 135
  • 10. Result Second Study As a result it must be pointed out, that in the case auf BauWiki (VBA) almost nobody actively participated apart from the forced article.
  • 11. Evaluation Result I
  • 12. Evaluation Result II
    • Study II: Quality of articles 2,63 (SD = 0,78)
    • Study II: Is Wiki a good idea 1,70 (SD = 0,83)
    • Relationship between prior experiences with wikis and estimated time to get familiar with it = significant correlation
  • 13. Summary WikiPedia Wikipedia principle in education Communities of Practice Learning communities Achieved-oriented behavior =
  • 14. Atkinson model Tendency for an achivement-oriented behavior Probabilitiy of sucess Probabilitiy of failure Expected incentives (usabilty) (motivation)
  • 15. Statement Future work must increasingly address to usability of wikis.
  • 16. http://elearningblog.tugraz.at Flickr, uploaded by leightblackall http://www.flickr.com/photo_zoom.gne?id=64955399&context=set-1402220&size=o