Or at least she did until July of 2010. The classic movie legend and star of National Velvet and Cat On a Hot Tin Roof has not updated in a while. It's a verified account, which means she's authorized the use of her name for it, but I always wonder if an assistant writes for megastar tweeters.
Dame Taylor began using Twitter in March of 2009 and has about 200,000 followers on the microblog. She tweeted about Michael Jackson's death in '09, a fact which garnered a blurb on a few entertainment news sites.
Just a note.