Conversely, this one, incredibly well cited, seems to make the case that it's pretty clear that the genetic differences are the reason: http://slatestarcodex.co

Conversely, this one, incredibly well cited, seems to make the case that it's pretty clear that the genetic differences are the reason: http://slatestarcodex.com/2017/08/07/contra-grant-on-exaggerated-differences/ http://slatestarcodex.com/2017/08/07/contra-grant-on-exagger...