Don't listen to Dilbert-guy. He ran some blog recently about how scientists *have* to believe in global warming, that climate science wasn't like regular science, where you can triumph through the strength of your ideas, and if you don't go with the flow, you'll be out of the field.
Don't listen to people who aren't doing the actual work.
Remember, he knows persuasion. And persuasion can convince people America never landed on the Moon.