Earlier quoted context omitted.
If we do not take advantage of the more capable students because of equity, what will the future be without people who can do the sorts of things that require highly capable individuals? No iphones, electric cars, or covid vaccines, for example. Even the communists realized that when you've got smart students, take advantage and educate them as best you can. The third reich idiotically drove out their best scientists…
Is there any evidence at all that AP classes and high GPAs leads to success, when controlling for other variables?
I doubt there will ever be a way to satisfactorily control for other variables when it comes to these sorts of real-life studies (there is a reason the majority of social science isn't reproducible[1])