“The guide covers basic measures people can take to keep their blogs anonymous and explores what the law says about discussing work-related issues online.”
Useful comments on the information in the aforementioned guide are available on this posting, Blogging Anonymously? Yes, But Not This Way. The author addresses the challenges to anonymity on the web from search engine indexing. The suggestion to implement a password and user name is a good one that works (I did this in 2002 when I was creating the archive for beSpacific before launching it in 2003).