In this detailed and wide-ranging book, the author is primarily concerned with the phenomenon of precognitive dreams—that is, the study of dreams which contain a premonition or subconscious inkling of something which has yet to be but does, in fact, take place in the future. The future, as it were, may be less than 24 hours later, days or weeks later, and may even range into years. The closeness in resemblance between the event, object, person, etc. in the dream and its real-life waking counterpart can vary widely, from a vague symbolic resemblance to more extreme cases of actual equal identification. Additionally, sometimes dreams of precognition can be on a personal level (which is the more common type, such as one dreaming a relative will pass away and then precisely that happening in real life), or of a collective nature (such as precognitive dreams involving natural or man-made disasters, airplane crashes, and the like). ...