Lumifer comments on How to illustrate that society is mostly irrational, and how rationality would be beneficial

[Lumifer]

Can’t specific rationality techniques be effectively taught to a large amount of average people, though?

I know of no evidence that this is possible—where “effectively” means “after several years still actively using these techniques in their lives”.

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I could swear there was research on delaying gratification that matched this criteria. It’s not clear in the Wikipedia article whether the hot-cold strategy was prescriptive or descriptive, but I thought I remembered there being a prescriptive study that correlated with positive outcomes later in life