A provocative study of the role of genetics in transforming the modern world's understanding of race, ethnicity, and religion provides narrative discussion of current breakthroughs that are enabling scientists to trace individual family lines back for centuries to evaluate various genetic predispositions.

A provocative study of the role of genetics in transforming the modern world's understanding of race, ethnicity, and religion provides narrative discussion of current breakthroughs that are enabling scientists to trace individual family lines back for centuries to evaluate various genetic predispositions.