I'm afraid I don't understand the distinction you're drawing, can you help?
I think the vast majority of people out there don't understand rationality as a scalar, but as almost a binary have-or-haven't, and they think everyone has quite enough of it merely by virtue of being human, unless intoxicated, emotionally wound up or mentally ill. Even if they think other people don't have it, they assume they have it themselves. "Am I rational enough" is a thing only crazy people ask themselves.
We need to hack people's most basic assumptions about rationality before they will even be receptive to improvement.
Because they aren't...
This has been discussed some, but I don't think it's been the sole subject of a top-level post. I want to find out other people's ideas rather than driving the discussion into my ideas, so I'm asking the question in a very general form, and holding off on my own answers: