What is the role, place and benefits of emergent bottom-up classification?
Tagging is taking hold, if we like it or not. Del.icio.us, Flick'r, Technorati and other applications are leading the way, showing how user-applied tags can be useful, social and self-maintaining. This interview cove
H. Halpin, V. Robu, and H. Shepherd. WWW '07: Proceedings of the 16th international conference on World Wide Web, page 211--220. New York, NY, USA, ACM Press, (2007)