Lowe,(2004 in O’Donnell 2006), states that “there are three different modes of blogging:
The personal mode
The knowledge management mode
The community/Social mode
Where blogging truly comes into its own is when it is able to integrate all three modes into a coherent whole
David Truss discusses the reasons why he blogs and why he blogs with students.
Why Blog? How can we use our blogs? Rachel Boyd, New Zealand
10 Reasons To Use a Blog in the Classroom
Another view on the uses of blogs. This summarises the uses well. Includes research references from several US universities.