Please note that I am not making judgments about the reasons for the well-known racial discrepancies on this kind of test, but only suggesting that it is quite plausible that this study is just a duplication of the same results.
-ccm
That was the vey first thing that came to my mind, too? Seeing as though people with blue eyes are almost all of European heritage, their conclusions should be vulnerable to the same attacks as the bell curve.
I agree with you ... if patterns of conquest in North Africa and Southern Europe are taken into account.