There's no way to know what a grade average means anyway, eg if you're employing someone. You don't know if they took easy courses or hard courses, you don't kn

There's no way to know what a grade average means anyway, eg if you're employing someone. You don't know if they took easy courses or hard courses, you don't know if they were ill or if they cheated. All you can actually do is bring them in for interview and see if they can do a reasonable chat about why they want to work for you. Someone who has gotten into Harvard has already bagged a rather big prize, but the signalling can't be much more informative than that.