You can get a lot better than that, and you actually reference it in a later comment -- you see how well they perform on an actual task. It's true that high sta

You can get a lot better than that, and you actually reference it in a later comment -- you see how well they perform on an actual task. It's true that high standardized test scores and IQ test scores often come along with high performers, but it's at best a necessary but not sufficient condition. That's like saying the only thing you need to make great wine is good grapes. Plenty of awful wine has been made from excellent grapes.