"Another court has determined that you don’t have to be part of the traditional media to be entitled to First Amendment protections. In essence, bloggers ARE the media when it comes to the First Amendment.
What this means is, if a blogger is sued for libel on “matters of public concern,” the injured party has to prove the blogger made the statement “with negligence.”
http://smallbiztrends.com/2014/01/bloggers-first-amendment-rights.html