Dr. Hamilton Hall – The Back Doctor – is one of the world’s foremost orthopaedic back surgeons and the author of two previous bestselling books on caring for your back and neck. In 1974, he founded the Canadian Back Institute, now CBI Health, where he continues to be Medical Director. CBI has 112 locations worldwide, with branches in seven provinces and in New Zealand, Brazil, and Hong Kong. Besides practising surgery at the Orthopaedic and Arthritic Hospital in Toronto, Dr. Hall is a Professor at the University of Toronto and sits on the Executive Committee of Sunnybrook and Women’s College Foundation. He is also Consultant to the National Hockey League Players’ Association, Associate Editor of The Spine Journal, and Secretary of the Canadian Spine Society. Dr. Hall lives near Owen Sound, Ontario.