Sorry, Bostonian, but your obsession with genetics aside, the differences in STEM participation do not match any distribution of assessed math or spatial ability, and the vast differences between the two distributions have almost entirely social explanations.

Most notably, those differences have grown significantly wider over a very short time, so we can be absolutely certain that evolution had nothing to do with it:

https://qz.com/911737/silicon-valle...of-computer-game-marketing-20-years-ago/

https://girlswhocode.com/about-us/