Wolf Gruner is the Shapell Guerin Chair in Jew­ish Stud­ies and pro­fes­sor of his­to­ry at the Uni­ver­si­ty of South­ern Cal­i­for­nia. He is the found­ing direc­tor of the USC Dorn­sife Cen­ter for Advanced Geno­cide Research, and the author of ten books on the Holo­caust. He lives in Los Angeles.