Why, indeed. Maybe our standards for teachers are too lenient. In any case, it is possible that there is no quality of teaching that will change a student's nat

Why, indeed. Maybe our standards for teachers are too lenient. In any case, it is possible that there is no quality of teaching that will change a student's natural aptitude. It's a disservice to huge swaths of the population to funnel them, ill-prepared, into colleges. Maybe a network of high-quality trade schools would be a better fit for some.