Mike Huckabee’s supporters might not rush to the side of Sarah Palin, despite the conventional wisdom that she’ll be the key beneficiary of his decision not to run for president next year. Both the former governor of Arkansas and former governor of Alaska are populist Republicans with strong evangelical credentials. Yet there are some significant differences between the two that suggest Huckabee supporters might not flock to Palin en masse. Style Palin’s and Huckabee’s rhetorical styles couldn’t be more different. Palin mocks her Democratic opponents; Huckabee tends to engage them and look for common ground. When first lady Michelle Obama...