There are numerous blogs authored by law professors and others in legal education (e.g. academic support) from across the United States. The Justia.com Blawg Directory contains links to approximately two hundred law professor blogs.
What do law professors blog about? Law professors blog about their area of teaching and scholarly research. They blog about controversial court cases and legal personalities. Their blogs contain analysis and commentary on issues and developments in the law. Some professors even delve into issues in legal education such as writing and grading exams, legal scholarship (theirs and others), and faculty hiring, promotion and tenure. Some even blog about non-legal stuff! Some blogs have multiple regular and guest contributors, links to recommended blogs, and RSS feeds.
Take some time to read one or two!