> Lets see how everyone does cold turkey when all of the outside factors like money and resources other than race and gender are held constant.

It's impossible to completely separate biological from environmental factors. They're interdependent.

I agree that better research would be the proper way to attack this problem. It seems we will be stuck perpetually debating nature vs. nurture [1] for as long as we exist.

[1] https://en.wikipedia.org/wiki/Nature_versus_nurture