One obvious sign is that Huckabee is talking about world affairs. Back in 2007, when he first ran for the GOP nomination, he became frustrated when debates focused on the war in Iraq. “Do you realize that in four debates we never had a single question on education?” he once complained…

Huckabee volunteered thoughts on Iran, Egypt, and other topics. The conversation wasn’t a tour d’horizon of foreign policy, but it was clear Huckabee has been studying up — for a former governor steeped in domestic policy, often a sign of an impending run. Huckabee said he regularly consults an informal circle of foreign policy advisers, “a host of people, both in the military as well as the intelligence community.”…

Now, with a successful media career, Huckabee has built a $3 million beach house in Florida. For the first time, he is comfortable. But he’d have to give up his role at Fox, and the radio show, to run for president. Is he ready to do that?

“If I have to, you do,” Huckabee said. “That’s part of the consideration.”