Award-winning writer and historian Jared Diamond has spent his career studying the rise and fall of civilizations. In his latest book, “Upheaval: Turning Points for Nations in Crisis,” he examines major geopolitical events of recent decades, in search of lessons to navigate an uncertain future.
Consider humanity's astounding progress in science during the past three hundred years. Now take a deep breath and project forward three billion years. Assuming humans survive, can we even conceive of what our progeny might be like?