During the last twenty years, the interest in public health leadership has continued to increase with the need to strengthen the infrastructure of public health, the events of September 11, 2001, the health reform movement, and scientific breakthroughs. The increasing role for primary care programs in the public health agenda, and the increasing deficit at the federal, state, and local level. In five parts, this book explores the basic theories and principles of leadership and then describes how they may be applied in the public health setting. Leadership skills and competencies, as well as methods for measuring and evaluating leaders are all thoroughly covered. This new third edition is an exhaustive revision that now includes extensive coverage of the leadership skills and tools that are critical to managing public health emergencies.