About one in every five people alive on the planet today speaks a language belonging to the Bantu family, and Bantu-speaking peoples have shaped the history of Africa in profound ways. But how did they expand from their original homeland, and how can we tell? Professor Kathryn de Luna joins me to talk about historical linguistics, archaeology, and how they can shed light on one of the most important processes of the past several thousand years.

Patrick's book is now available! Get The Verge: Reformation, Renaissance, and Forty Years that Shook the World in hardcopy, ebook, or audiobook (read by Patrick) here: https://bit.ly/PWverge

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