The "X factor" refers the problem of how whatever environmental deficit is impacting blacks, would have to be a new force independent of every other measurable factor we know to impact intelligence, which almost uniquely impacts blacks relative to whites, yet eludes detection.https://twitter.com/jasonintrator/status/1219066101415452672 …
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Replying to @AnechoicMedia_
It also has to be quite a bit more powerful than the combined effects of iodine deficiency, high lead exposue and having first cousins for parents put together.
8:38 PM - 20 Jan 2020
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