A scottish study found though a slight correlation between IQ and height: https://link.springer.com/article/10.1007/s10519-014-9644-z https://link.springer.com

A scottish study found though a slight correlation between IQ and height: https://link.springer.com/article/10.1007/s10519-014-9644-z https://link.springer.com/article/10.1007/s10519-014-9644-z The hot potatoe is of course "race" (what US-Americans equate for some reason with skin color), or more specifically shared-ancestry-ethnicity (northern european vs southern europeans vs slavs vs ashkenazi jews vs sephardi jews vs south eastern asians vs east asians … etc)