But something happened to him that, sadly, happens to few physicians. He began to study epidemiology and research methodology, expanding his viewpoint from a close-up focus on the individual patient to a panorama of the entire population. Carefully reviewing the research literature, he found that spin doctors had been doctoring the evidence. The conclusions he reached from his careful literature review differed from the conclusions published by the authors of the universally accepted clinical practice guidelines-the “evidence-based medicine”-that are the yardsticks against which physicians’ quality of care is measured.