Evolutionary lessons -- Species and how to recognize them -- Phylogenetic trees -- The name game : modern zoological nomenclature and the rules of naming things -- DNA fingerprinting and barcoding -- Early biological notions of human divergence -- Mitochondrial Eve and Y chromosome Adam -- The other 99 percent of the genome -- ABBA/BABA and the genomes of our ancient relatives -- Human migration and neolithic genomes -- Gene genealogies and species trees -- Clustering humans? -- Structureing humans? -- Mr. Murray loses his bet -- Epilogue : race and society