Investigating ESP and other parapsychological phenomena

In the nineteenth and twentieth centuries, a popular belief system known as Spiritualism took the world by storm. People sought other realms of existence through mediums, seances, and other parapsychological means. While many of the popular figures in the Spiritualist world were proven to be frauds, their practices have left their mark--in entertainment, in popular culture, and on true believers. This book dives into the spirit world to separate...