“Five years ago, to illustrate the development of mankind, scientists at the Musée de L’Homme in Paris chose three human skulls: the fossil of a generic Cro-Magnon; the cranium of philosopher René Descartes; and a facsimile of the strikingly active and wide-ranging brain of Lilian Thuram, the Guadeloupe-born defender and longtime captain of the French national soccer team.” SI