"If you wish to upset the law that all crows are black, you mustn't seek to show that no crows are; it is enough if you prove one single crow to be white." William James (1842-1910) was a leading figure in Western psychology, philosophy, and psychical research. While there is an inextricable relationship between the various strands of James's work, his psychical research has been unfairly neglected in favor of classics such as The Principles...