I don't doubt that there's a wide range in people's aptitudes for various subjects. However, when it comes to the study cited, it seems there's no control sampl

I don't doubt that there's a wide range in people's aptitudes for various subjects. However, when it comes to the study cited, it seems there's no control sample so you can't tell what part of the outcome is really because these people are special and what is because some study identified them as special when they were children and they've gotten special opportunities ever since.