“In fact, Wynder demonstrated conclusively that there was a link—so much so that Graham was persuaded by the evidence to change his mind. In 1950, the two men published a joint paper in The Journal of the American Medical Association outlining a clear statistical link between smoking and lung cancer. Soon afterward, the British Medical Journal ran a study with more or less identical findings by Richard Doll and A. Bradford Hill of the London School of Hygiene and Tropical Medicine.*1 Although two of the world’s most prestigious medical journals had now demonstrated a clear association between smoking and lung cancer, the findings had almost no effect. People just loved smoking too much to quit. The volume of smoking in the United States increased by 20 percent in the 1950s. Bryson, Bill. The Body (p. 222). Knopf Doubleday Publishing Group. Kindle Edition. Bryson, Bill. The Body (p. 222). Knopf Doubleday Publishing Group. Kindle Edition. ”