Folklore! The very word captures the imagination and sends the mind on flights of fancy. Dragons, ogres, witches, elves, and heroes and heroines, all featured in legends and folktales, known to anyone who had a story read to them as a child or who saw a film adapted from these tales. And yet, oral traditions and the beliefs they reflect, as well as the customs and magical practices of pre-industrial Europe, are poorly understood by many because this...