This book explores the development of witchcraft and belief in witches., the obsession with witches and witchcraft that spawned witch-hunting, the hey-day and decline of witch-hunting, and the fascinating 'afterlife' of witchcraft: covering not only the survival of some beliefs into the nineteenth century but the academic interest in witchcraft in the early twentieth century, which culminated in the interest shown in the phenomenon by experts serving the interests and ideology of Nazi Germany.