Since their discovery 150 years ago, Neanderthals have gone from the losers of the human family tree to A-list hominins. Our perception of the Neanderthal has changed dramatically, but despite growing scientific curiosity and popular culture fascination, are we getting the whole story? Bringing together a wealth of information, Rebecca Wragg Sykes reintroduces Neanderthals, exploring the enduring mysteries of how they lived and died, and answering the biggest question of them all: their relationship with modern humans.