James Keys and Tunde Ogunlana discuss Yuval Harari’s bestseller “Sapiens: A Brief History of Humankind,” a book that tracks the growth and development of human societies and cultures from the Stone Age through the modern day, and presents several key revolutions as being what changed everything over time and put humans on a path to in large part master the world around them in a way that no other animal could dream of.

“Sapiens” (Yuval Noah Harari)