The history of hypnosis is rich in strange and remarkable incidents: a captivating world populated by enthusiasts and sceptics, mystics and scientists, and studded with the unexpected. Hidden Depths looks into the origins, development and contemporary application of what remains a controversial practice, setting out to expose the truth behind the myths, and taking the reader on a mesmerizing journey through the untapped regions of the mind. Combining impeccable research with a deft anecdotal touch, Robin Waterfield delves deeply into human behaviour and psychology to explore what hypnosis can teach us about the powers and further reaches of human thought. Scintillating and thought-provoking, this is the definitive history of hypnosis: an engaging study that brings the individuals, the science and the psychology, the drama and the dreams compellingly to life.