Our genetic markers have come to be regarded as portals to the past. Analysis of these markers is increasingly used to tell the story of human migration; to investigate and judge issues of social membership and kinship; to rewrite history and collective memory; to right past wrongs and to arbitrate legal claims and human rights controversies; and to open new thinking about health and well-being. At the same time, in many societies genetic evidence is being called upon to perform a kind of racially charged cultural work: to repair the racial past and to transform scholarly and popular opinion...

Our genetic markers have come to be regarded as portals to the past. Analysis of these markers is increasingly used to tell the story of human migration; to investigate and judge issues of social membership and kinship; to rewrite history and collective memory; to right past wrongs and to arbitrate legal claims and human rights controversies; and to open new thinking about health and well-being. At the same time, in many societies genetic evidence is being called upon to perform a kind of racially charged cultural work: to repair the racial past and to transform scholarly and popular opinion...