THE INTERNATIONAL BESTSELLER What is a dream Why do we dream How do our bodies and minds use dreams These questions are the starting point for this unprecedented astonishing study of the role and significance of dreams from the beginning of human history. An investigation on the grand scale encompassing literature anthropology religion and science it articulates the essential place dreams occupy in human culture and how they functioned as the catalyst that compelled us to transform our earthly habitat into a human world. From the earliest cave paintings where the author finds a key to humankinds first dreams which contributed to our capacity to perceive past and future to cuttingedge scientific research Ribeiro arrives at startling and revolutionary conclusions about the role of dreams in human existence and evolution. He explores the advances that contemporary neuroscience biochemistry and psychology have made into the connections between sleep dreams and learning before revealing what dreams have taught us about the neural basis of memory and the transformation of memory in recall. And he makes clear that the earliest insight into dreams as oracular has been confirmed by contemporary research. Accessible authoritative and fascinating from first to last The Oracle of Night gives us a wholly new way to understand this most basic of human experiences.