Usability Views Article Details  home | timeline | recent | popular | e-reports | userati | about this site Community of Engagement vs. Community of Reference (15 Jan 2002) Article URL: http://domino.research.ibm.com/cambridge/research.nsf/2b4f81291401771785256976004a8d13/6a6879a65d997f3f85256c24005792de?OpenDocument Read 173 more articles from IBM sorted by date, popularity, or title. Next Article: Flat-screen iMac wows design guru This site is a labour of love built by Chris McEvoy