Humans have a hard time with wrapping their heads around events from long ago. When it becomes increasingly difficult to comprehend time beyond a human lifespan or two, how can we gain an understanding of the past of our human species? As a paleoanthropologist of food and diet, Dr. Briana Pobiner has a rich insights into how early human civilization was created, in part, through the stomach. While fads like the “paleo diet” abound, there is also much interest in what food is “naturally” meant to be consumed by humans. But when public intellectuals make appeals to human behavior that is “ancestral” or “natural,” what are they really talking about? How has food and eating built our society?