Human Sacrifice Is Linked To Social Hierarchies In New Study : The Two-Way : NPR

Scientists say, "our results suggest that ritual killing helped humans transition from the small egalitarian groups of our ancestors, to the large stratified societies we live in today."
Scientists say, our results suggest that ritual killing helped humans transition from the small egalitarian groups of our ancestors, to the large stratified societies we live in today.

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The Claremont Institute: The Anti-Democracy Think Tank

Review: 'Inheritors,' By Asako Serizawa : NPR