"I'm a modern witch, I admit it," says 59-year-old Barbara. She has spent her entire life feeling that she is in contact with the spirit world. Her room smells of incense, and she's about to consult ...

Mention of spell books—textbooks of magic, also known as grimoires—may conjure images of secret places and mystical objects. But a spate of new books about magic and witchcraft won’t have readers ...