Dan Carlin is excellent. Both his Hardcore History and Common Sense podcasts are always insightful. He's a great model of a practical skeptic - he's always skep

Dan Carlin is excellent. Both his Hardcore History and Common Sense podcasts are always insightful. He's a great model of a practical skeptic - he's always skeptical, but he allows himself to think through both the skeptical and non-skeptical interpretation of a piece of information without giving preference to one or another based on his personal biases.