Drawing on startling new evidence from the mapping of the genome, an explosive new account of the genetic basis of race and its role in the human story. Few ideas have been more harmful than one race or another being inherently superior to others. For this understandable reason, discussion of biological differences between races has been virtually banished from polite academic conversation. Human evolution, the consensus view insists, ended in prehistory....

In this book the author, a Harvard evolutionary biologist presents an account of how the human body has evolved over millions of years, examining how an increasing disparity between the needs of Stone Age bodies and the realities of the modern world are fueling a paradox of greater longevity and chronic disease. It illuminates the major transformations that contributed key adaptations to the body: the rise of bipedalism; the shift to a non-fruit-based...

"An astounding and inspiring look at the science behind tribalism, and how we can learn to harness it to improve the world around us. What do you think of when you hear the word "tribalism?" For many, it conjures images of bigotry, xenophobia, and sectarian violence. Others may envision their own tribe: family, friends, and the bonds of loyalty that keep them together. Tribalism is one of the most complex and ancient evolutionary forces; it gave us...