This book presents an introduction to modern public health seen from the perspective of practitioners of public health medicine. Written for non-practitioners interested in public health and as an essential introduction for those considering a career in public health medicine, the book uses illustrative case studies to demonstrate the practical application of public health techniques. In demonstrating the value of this approach, the book argues for the adoption of a realist health policy and radical reform of clinical medicine - to achieve public health. The skills of public health physicians...