Dava Sobel: Backache : What Exercises Work: Breakthrough Relief for the Rest of Your Life, Even After Drugs & Surgery Have Failed (Paperback); 2015 Edition
Dava Sobel is an American writer of popular expositions of scientific topics. Her books include Longitude, about English clockmaker John Harrison; Galileo's Daughter, about Galileo's daughter Maria Celeste; and The Glass Universe: How the Ladies of the Harvard Observatory Took the Measure of the Stars about the Harvard Computers.