David Spiegel is an American psychiatrist and the Wilson Professor and Associate Chair of Psychiatry at Stanford University School of Medicine, where he is known for his research into psycho-oncology; the neurobiology of therapeutic hypnosis, and the role of the mind-brain-body connection in cancer outcomes and management among other topics. He directs the Stanford Center on Stress and Health and is a recognized authority on hypnosis's clinical utility and neuroscience.

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