Anna Salamon and I are confused. Both of us notice ourselves rationalizing on pretty much a daily basis and have to apply techniques like the Litany of Tarski pretty regularly. But in several of our test sessions for teaching rationality, a handful of people report never rationalizing and seem to have little clue what Tarski is for. They don't relate to any examples we give, whether fictitious or actual personal examples from our lives. Some of these people show signs of being rather high-level rationalists overall, although some don't.
I absolutely relate. I totally would have said that a week ago. Evidence has smashed my belief's face quite solidly in the nose, though.
That's a good idea, and we did it several times. They sincerely do deny having such experience, but not in a knee-jerk way. It's more like a, "Huh. Hmm. Um... Well, I honestly can't think of something quite like that, but maybe X is similar?" And "X" in this case is something like, "I knew eating a cookie wasn't good for me, but I felt like it and so I did it anyway." It's like the need for justification is just missing, at least in their self-reports.
This reminds me of a bit in The Righteous Mind, where Haidt discusses some of his experiments about moral reasoning. When he asked his university students questions like "is it right or wrong for a man to buy a (dead) chicken from a store and then have sex with it before eating it", the students had no problem providing a long list of various justifications pro or con, and generally ending up with an answer like “It’s perverted, but if it’s done in private, it’s his right”. In contrast, when Haidt went to a local McDonalds to ask working-class pe... (read more)