What defines an excellent doctor? He or she must certainly have a wealth of scientific knowledge and practical experience - but is that enough? Dr Claudia Welch explores how the effectiveness of a physician extends far beyond the ability to prescribe correct treatments, identifying how to enhance the efficacy of medicine using four core doctoring principals: theoretical knowledge, practical experience, dexterity and 'purity'. Drawing on ancient Eastern medical traditions, modern Western science and her own experience, Dr Welch examines how we know what we know, the mechanics of doctor-patient...