Like Demi-God said, he's both. And he's also an avid supporter of "Teach the Controversy". He's quite the triple dumbass.
About the pedo priests, Tim Minchin said it best
Santorum is up there because frankly all of the others with the exception of Ron Paul and Romney have had their media hype and been shat out again
Now that I see Iowa's tendencies for the GOP:
Consistency isn't in their dictionary, it seems. So probably Santorum will just hang there as long as the buttsex jokes with his name are made.