Marks, Jonathan.Human Biodiversity: Genes, Race, and History. Aldine de Gruyter, 1995. Synthesizes what has been learned and what remains to be learned about the biological differences within and among human groups, emphasizing genetic evidence.
Wolpoff, Milford, and Rachel Caspari.Race and Human Evolution: A Fatal Attraction. Simon & Schuster, 1997. Presents the two competing models of human evolution, the so-called Eve theory and the multiregional hypothesis; includes explanations of fossil and molecular DNA evidence.