“For the 30 years since democracy returned to Chile, as I have walked the streets of Santiago, Valparaíso, and other cities, I have been concerned by what I did not know about what had happened in the houses I passed during the 17 years (1973–90) of the Pinochet dictatorship.  Who had been dragged from there in the dead and dread of night? Who had never come back home from the detention center—or came back destroyed by what had been done to him, to her? What pain was hidden behind each door, and inside those who had survived?”