The Effects of Genetic Alleles on Extroversion

My prediction here is probably less free for personality traits because there is less sort of this unidirectional pressure in the society to push people in a in a certain direction as there is for education. I could even imagine counter intuitive effects where more alleles that haven't effective making a parent more extroverted may make a child more introverted. But you could imagine sort of like niche baking or counter intuitive effects. And an interesting thing is we can start finding out right because we now have these golden hitchhikers these genetic predispositions.