The Pew Research Center has done a recent comprehensive survey on political attitudes, about which you can read more later. As part of that, it has devised a classification of people into political groups by their responses on key issues. Their web site has a very nice quiz form you can use to classify yourself in a minute or two. You will find that here. Enjoy....
By the way, it tells me I'm a Libertarian. Duh! Bet you already knew that.
The story on the poll can be found here.