The word “blog” is a shortening of the term Web log or Web-based log. People blog for many reasons: to vent, to share a hobby or some other passion, such as sports, or the daily minutiae of their lives. Some people blog to teach, and some of those bloggers might teach or practice information technology in your school or school district.
Ed-tech author David Warlick sorts teachers who blog into three groups:
- the independent,
- the professional and
- the instructional
Source: EdTech-Focus on K-12