> Also, the US military essentially does IQ testing, so I wouldn't say it's just "crackpots". It would be pretty ridiculous to say that a high IQ score offers n

> Also, the US military essentially does IQ testing, so I wouldn't say it's just "crackpots". It would be pretty ridiculous to say that a high IQ score offers no useful signal at all. There is actually an important reason why the US Military does IQ testing: they tried using low IQ troops in Vietnam; it didn't work very well[0]. ___ 0. https://www.amazon.com/dp/1495805484 https://www.amazon.com/dp/1495805484