The critical difference between SAT and high school grades, of course, is that high school grades are easy to fake, especially on the school level (both ways, u

The critical difference between SAT and high school grades, of course, is that high school grades are easy to fake, especially on the school level (both ways, up and down). Schools being organized the way they are, in most locations high school grades is code for letting the local government decide who gets to go to university and who doesn't.