How Do I Display Blogging & Tweeting On CV?

Dear Experts, I was wondering how to put on my CV I am a blogger and a tweeter. I mean, in which part of the CV should I put it? And should I mention the subjects I blog/tweet about? Our Twitter Advice Project (T.A.P.) is no longer an active campaign. To find an answer to the above question, please use the "Search" box in the right-hand column of this website.