Matt Cutts, Google’s head of search spam, posted a video answer encouraging webmasters not to use article directory web sites with the goal of building links.
The question posed was:
Links from relevant content in article directories — Seen as good or bad? eg. I link my beauty website from a cosmetic surgery article on say, Ezine? Would you do that?
Matt Cutts responded in short said that his personal recommendation is to not upload articles to article directories..