Scotland, he told the Edinburgh international book festival, despite a long-held belief that its ethnic make-up was largely Scots, Celtic, Viking and Irish, was in fact “one of the most diverse nations on earth”.
“The explanation is simple. We are a people on the edge of beyond; on the end of a massive continent. Peoples were migrating northwest; and they couldn’t get any further. We have collected them.”
He and his colleagues have found West African, Arabian, south-east Asian and Siberian ancestry in Scotland. “The West African ancestry mostly originates in the 18th century, so it is almost certainly to do with the slave trade,” he said.
View the original article here: Scottish people’s DNA study could ‘rewrite nation’s history’