Go and see this picture which is one of the result of the study
http://www.backbonemedia.com/blogsurvey/9-corporate-blogging-cult-divide-diagram.htm
you can also download the pdf full study from
Backbone Media, Inc at http://www.backbonemedia.com.
Worth reading it
here is a copy for my own convinience
blogsurvey2005.pdf (1,02 MB)