A groundbreaking new biography of philosophy’s greatest iconoclast. Friedrich Nietzsche is one of the most enigmatic figures in philosophy, and his concepts - the Übermensch, the will to power, slave morality - have fundamentally reshaped our understanding of the human condition. But what do most people really know of Nietzsche - beyond the mustache, the scowl, and the lingering association with nihilism and fascism? Where do we place a thinker who was equally beloved by Albert Camus, Ayn Rand,