Is the call to spirituality embedded in human biology? Authors Nancy K. Morrison and Sally K. Severino draw on cutting-edge research, including the recent discovery of brain "mirror neurons" and the elucidation of the physiology of social affiliation and attachment, to make a bold case that we are, in fact, biologically wired to seek oneness with the divine. They have termed this innate urge "sacred Desire." In their new book on the subject,...