Chanda Chisala: the IQ gap is no longer a black-white issue http://www.unz.com/article/the-iq-gap-is-no-longer-a-black-and-white-issue/ … I had no idea how well black Africans were doing in UK
.@DrXaverius (2/2) ...there's a lot of *within* race varation. a LOT! look at all i've blogged about re. europeans & hajnal line, etc.
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@hbdchick I'm sceptical abt hajnal. Russians are inward breeding and Brits outward breeding. How so? -
@ixaos ...were firmly established in the west by the 1300/1400s (https://hbdchick.wordpress.com/2012/08/28/more-on-medieval-england-and-france/ …), whereas in russia, they were still struggling... -
@hbdchick I think you are not correct, acc to "Устав о Брацех" marriage of relatives up to 7th degree (let alone cousins) were banned -
@ixaos nevertheless, thank you for the reference to "Устав о Брацех." i HAVEN'T looked enough at the history of mating patterns in russia... -
@hbdchick I'm not an expert at all ;) But it seems that there is lack of data on the issue. However Russia adopted Byzantine laws in XI cent -
@ixaos well, incompletely, i suspect. there were such laws in england in the 600s, for eg., but enforcement didn't happen 'til much later. -
@hbdchick I meant in Russia. Especially before 11th century -
@ixaos ...avoiding cousin marriage, and that is not until the 900s -- *at the earliest* (and it, no doubt, truly started later). that is... - 21 more replies
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@hbdchick yup. Didn't Wade try to prove his point with a program that could divide human genetic variation in 14 groups,8 of them in Africa? -
@hbdchick this is not just old Lewontin fallacy here, signs of actual phenotypic variation when you get 1st world env.are starting to show -
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@ainsworthbill71@hbdchick again, read the actual article. if that happened, children of upper class Nigerians would regress to the(much... -
@ainsworthbill71@hbdchick lower) mean a highly hereditarian view would expect. they don't. among other stuff.
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