This second edition provides complete coverage of bioterrorism and defense against it, spanning scientific, technological, clinical, legal, historical, and political aspects. The topics cover the most recent developments and thinking on biodefense, biosecurity, terrorism, science, and policy. In addition, it provides an up-to-date overview of U.S. federal biodefense efforts, including explanations of all of the relevant agencies and missions, research agendas, legislation, and regulations.