I remember something about studies about "twins raised apart".
In my opinion, Human nature is too complicate to poke at many of these factors, and talking about genetics quickly devolves into racism and elitism.
In my opinion, Human nature is too complicate to poke at many of these factors, and talking about genetics quickly devolves into racism and elitism.
Some of these are interventions that we’ve already found to prevent wasting of ability (as you cite in another comment); others might be nutritional or environmental changes we could make to better support development in utero or as children develop.
Giving everyone 5% “better brains” would be a huge win for the world, but the sociological factors you mention preclude widespread scientific study.