Such experiences seem to exist outside time and space - caused by the brain for some reason losing its perception of a boundary between physical body and outside world - and could help explain other intangible events, such as altered states of consciousness, possessions, alien visitations, near-death experiences and out-of-body events.

(Paperback)

(Paperback)

Two of the most formidable intellects of our generation. One powerfully charged debate on a subject set to ignite furious discussion. One riveting reading experience.