Rep. Paul Ryan (R-Wisc.), Mitt Romney's new running mate, has been hailed as the closest thing to a libertarian on the Republican ticket since Rep. Ron Paul (R-Texas). "Ryan is going to be very attractive to the broad libertarian voters," the Cato Institute's David Boaz told Buzzfeed. But aside from his Ayn Rand-reading, entitlement-busting ways, just how libertarian is Ryan?

Thankfully, MoJo's Josh Harkinson made this handy Venn diagram showing the various flavors of American libertarianism