Ogilvy PR's Asia Pacific President, Christopher Graves has published the "Executive Blogger's Guide to building a nest of Blogs, Wikis & RSS ".
You can download the full study here.
Thanks to Tom Murphy for the link.
Reminder: Edelman and Intelliseek published a guide to the blogosphere several month ago, see there.
PS: sorry for this lack of post those last days, some holidays have taken me out of here...