> In the end, I decided that his research into cognitive bias was more a journey of self exploration, but somehow he discovered these biases in everyone except himself.

Maybe fixing humans is impossible and it would be better for meta-meta-cognition to be accomplished by other people. Clearly they are quite good at it already!

Suppose you had a complete record of a person's speech and writing i.e. some of their outputs.

Could a software be devised which gave the equivalent of a 3rd party observation on your choices? Could you even identify choices from the data?