This looks like a balanced discussion of the good and bad of blogs as collaborative class writing spaces.
This is the first time I tried to FURL a password protected page. This is the results of a search at www.questia.com, an online research library.
Good tips… saw this in Peter’s FURL archive… http://www.furl.net/members/awkwardhello
Someone is marketing blogs to educators…
I critiqued these objectives at my blog http://spaces.msn.com/members/markwagner