There is no recipe to be a great teacher, that's what is unique about them.
In other words, if a teacher only teaches in one way, then they conclude that the kids who can't learn well that way don't have the ability, when, in fact, it may be that the way the teacher's teaching is not a particularly good match to the way those kids learn.
If you're not adapting to the very rapidly changing environment, if you can't think creatively, you lose big in this society because there are very few jobs for you left.
To the Kenyan families, school doesn't really matter because none of them are going on to college. Almost all of drop out of school and so, they're spending their time learning things that are important to them.
So, for example, if a child is labeled as having a learning disability, it has very concrete consequences for the kinds of services and potentially accommodations that child will get.
Well, first of all, we did lots of studies where we show practical intelligence doesn't correlate with G. We have probably two dozen studies that practical intelligence better predicts job success than IQ.
ACT and SAT each have their own parts of the country. The GRE has its lock on graduate admissions. And so, one could blame the companies, but really, economically, they have no incentive to change things very much because they're getting the business.