It is regarded by many people in the modern world as self-evidently true that the members of all ethnic groups have equal intellectual ability and potential to succeed at any endeavour. The actual evidence for this belief is slender and research published yesterday deals another blow to this implausible notion.
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0275309#:~:text=Risk%20of%20dementia%20was%20higher,Asians%20had%20a%20similar%20risk.
Pinto, Rebecca: Ashworth, Mark: Jones, Roger (2008) Schizophrenia in black Caribbeans living in the UK: an exploration of underlying causes of the high incidence rate, British Journal of General Practice, 2008 Jun 1; 58(551): 429–434.
Curtis, David (2018) Polygenic risk score for schizophrenia is more strongly associated with ancestry than with schizophrenia, Psychiatric Genetics: October 2018 - Volume 28 - Issue 5 - p 85-89.
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