[mtbopfuyn]

...the findings suggest that prejudice may have evolutionary roots

The next time a guy decides to drag someone down the road behind his pickup, his attorney will be using this study as a defense. The Evolution Card.

[Pharmboy]

Sexual desire also has evolutionary roots. But we civilized non-sociopathic folk keep it under control. Same thing for prejudice: I am convinced it has genetic/evolutionary roots, but intellectually I have taught myself to override that and judge people as individuals.