Futureproof Extra: A Genetic History of the Americas

The peopling of the Americas has long been a hot topic.
After all, there are no written records and scant archaeological evidence to tell us what happened or how it took place. 
There have been many different models put forth to explain how the Americas were peopled but recent strides in the field of genetics are upending some long-held assumptions.
Jennifer Raff is an associate professor of anthropology at the University of Kansas and author of ‘Origin: A Genetic History of the Americas’ - she joined Jonathan to discuss.
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