[ex-aws-dude]

The problem is you immediately assume studies haven’t thought of that

Do you know that is how simplistic these studies actually are?

[Wowfunhappy]

Well, it's not only my criticism. For example, here is one on the very study TFA links: https://www.frontiersin.org/journals/psychology/articles/10....

A lot of education research is shockingly bad. (And, to be clear, a lot of it is also really good!)