One of our most influential anthropologists reevaluates her long and illustrious career by returning to her roots-and the roots of life as we know itWhen Elizabeth Marshall Thomas first arrived in Africa to live among the Kalahari San, or bushmen, it was 1950, she was nineteen years old, and these last surviving hunter-gatherers were living as humans had lived for 15,000 centuries. Thomas wound up writing about their world in a seminal work, The Harmless People (1959). It has never gone out of print.Back then, this was uncharted territory and little was known about our human origins. Today, our beginnings are better understood. And after a lifetime of interest in the bushmen, Thomas has come to see that their lifestyle reveals great, hidden truths about human evolution.As she displayed in her bestseller, The Hidden Life of Dogs, Thomas has a rare gift for giving voice to the voices we don't usually listen to, and helps us see the path that we have taken in our human journey. In The