Since the demise of the Pinochet dictatorship in 1990, collaboration and complicity--both in the torture chamber and civil society--have been taboo topics not only for the Chilean left but also for society at large. By revisiting the experience of Luz Arce Sandoval--a leftist militant turned collaborator with Pinochet's secret police--Luz Arce and Pinochet's Chile raises urgent political and ethical questions about how nations carry out unspeakable...