The public health community plays a vital role in identifying, responding to, containing, and recovering from emergencies. Essentials of Public Health Preparedness and Emergency Management takes an all hazards approach to public health preparedness and emergency management by providing broad perspectives on local, national, and global threats. The Second Edition adds authoritative coverage of the field of Emergency Management with the addition of a new co-author, James Banaski, Jr., a hands-on emergency management professional. The Second Edition also includes case studies on Ebola and Zika which demonstrate approaches to addressing the threat of emerging infectious diseases. Additional case studies focus on bioterrorism, environmental disasters, and the need for a coordinated approach involving the full range of first responders, public health and clinical health professionals, and a range of other emergency response professionals.