Whats more, I question the validity of equating smartness with puzzle solving abilities. It's a bit like equating quality work with having academic credential :

Whats more, I question the validity of equating smartness with puzzle solving abilities. It's a bit like equating quality work with having academic credential : no obvious link. Being able to discriminate the worker quality is still a non solved problem - at least not with number. Good judge of character are still way better at that - and well, they're pretty exceptional.