It’d be hard for him to say no. Romney, Pawlenty, and Huntsman will split the centrist vote, so there’s an opportunity on the right for a prominent conservative to swoop in and consolidate the base. That’s what Palin’s going to try to do, leveraging her higher name recognition to swamp Bachmann and Cain in Iowa, but Perry would be a major challenge for her. In fact, given his record on jobs, he may even pull some votes from the centrists. Coming soon to a debate near you? With conservatives aching for more choices in the approaching 2012 Republican primary, Perry...