No one answered when I tapped at the back door of Madumo's home on Mphahlele Street a few days after my return to Soweto, so I pushed the buckling red door in a screeching grind of metal over concrete and entered calling, "Hallo?"
So begins this true story of witchcraft and friendship set against the turbulent backdrop of contemporary Soweto. Adam Ashforth, an Australian who has spent many years in the black township, finds his longtime friend Madumo in dire circumstances: his family has accused him of using witchcraft to kill his mother and has thrown him out on the street....

How does democracy fare when the people governed insist they live in a world with witches? If the government of a people afflicted by witchcraft refuses to punish witches, how does it avoid becoming alienated from the perceived needs of its people or, worse, seen as being in league with witches? In Soweto, South Africa, the constant threat of violent crime, the increase in black socio-economic inequality, the AIDS pandemic, and a widespread fear of witchcraft have converged to create a pervasive sense of insecurity among citizens and a unique public policy problem for government.
In...