There has been previous discussion about this on LessWrong. In particular, this is precisely the focus of Why the tails come apart, if I’m not mistaken.
If I remember correctly that very post caused a brief investigation into an alleged negative correlation between chess ability and IQ, conditioning on very high chess ability (top 50 or something). Unfortunately I don’t remember the conclusion.
Edit: and now I see Mo Nastri already pointed this out. Oops.
There has been previous discussion about this on LessWrong. In particular, this is precisely the focus of Why the tails come apart, if I’m not mistaken.
If I remember correctly that very post caused a brief investigation into an alleged negative correlation between chess ability and IQ, conditioning on very high chess ability (top 50 or something). Unfortunately I don’t remember the conclusion.
Edit: and now I see Mo Nastri already pointed this out. Oops.