Sorry simple question, simple answer and probably should have only deserved some disdain as I can't see what politics has to do with it unless you are some ignorant white supremacist. My limited understanding of the actual scientific fact is that, given that any 'group' or 'measure' is fairly arbitrary and tests for cognitive ability quite subjective culturally and even by species and so on, I would be very surprised if there weren't any differences. If we are really getting into haplotypes and have some way of not skewing whatever we do with whatever biased measures then I still say 'but of course individuals and their relations have different cognitive abilities - duh! They are different people with different abilities. The sum of those people are just the sum of those people. If we can get down to this gene makes you smarter at this test then still I say: 'but what value is that test in measuring overall cognitive ability?' The chimps will say of course that they are 'smarter' (if that is really where we are meant to be going with this because they are obviously superior to us baldies by this test:
