Libertarians for Life
I'd like to give credit to this for someone--it might have been Chris Burgwald of Veritas, but I'm afraid my surfing is a blur. However, this link leads to a most interesting collection of articles by libertarians, theist and atheist, who draw upon a remarkable array of backgrounds to give good evidence as to why abortion is evil. See this article, "A Libertarian Atheist Answers Pro-Choice Catholics (the original reference) in particular. Wonderful! Truncate the URL to go to the main page--really interesting stuff.