"This almost wordless picture book set in the dawn of human life imagines how art and storytelling were born from the power of one young girl's observation. Once upon a time, during the Pleistocene, somewhere between two-and-a-half million and ten thousand years ago, small groups of people traveled their known world, hunting for food, seeking shelter, and slowly becoming more like the people we are today. As far back as 40,000 years ago (and maybe...