'Wiki while you work'

I would really like to ask university students this sort of question one day:

Does banning wikis, blogs and sites such as Facebook at work boost productivity, or damage engagement, networks and creativity?

In the meantime Matthew Fraser and Soumitra Dutta, via HR Zone, provide a credible discussion of the pros and cons of new communication technology that can aid production in one sense - 'harnessing collective intelligence and fostering innovation' - and in another undermining productivity at the office.

For more details see Online social networking: The productivity paradox (you might need to register to access feature article).