Saw this post, Why Voluntaryism Is the Best and Only Legitimate Moral Philosophy, on Wendy McElroy's blog. It's from a guy named Ross Kenyon, a senior in American History at Arizona State.
Excerpt: I am a voluntaryist because I respect the wishes of individuals to live their lives as they see fit so long as they are non-aggressive, and I hope that the same courtesy will eventually be shown to me. I oppose coercion no matter what costume or badge is worn and I do not acknowledge the validity of involuntary relationships.
Read more here.