As the post-WWII liberal democratic consensus comes under increasing assault around the globe, Zachary R. Goldsmith investigates a timely topic: the reemergence of fanaticism. His book demonstrates how the concept of fanaticism, so often flippantly invoked with little forethought, actually has a long history stretching back to ancient times. Tracing this history through the Reformation and the Enlightenment to our present moment of political extremism run amok, Goldsmith offers a novel account of fanaticism, detailing its transformation from a primarily religious to a political concept around the time of the French Revolution. He draws on the work of Immanuel Kant, Edmund Burke, and Fyodor Dostoevsky--all keen observers of fanaticism, and especially its political variant--in order to explore this crucial moment in the development of political fanaticism. Examining conceptualizations of fanaticism from different geographical, political, temporal, and contextual backgrounds, Goldsmith re