I don't even get how they turned a larger prefrontal cortex into an insult. I always laugh when I come across thatAlmost all white people have it too but nobody ever mentions that. Literally only Somalis get mentioned with it
The causal influence of brain size on human intelligence: Evidence from within-family phenotypic associations and GWAS modeling
There exists a moderate correlation between MRI-measured brain size and the general factor of IQ performance (g), but the question of whether the association reflects a theoretically important causal relationship or spurious confounding remains somewhat ...
www.ncbi.nlm.nih.gov