Book excerpt: Terrorism and WMD’s, Second Edition provides a comprehensive, up-to-date survey of terrorism and weapons of mass destruction (WMDs). Terrorist weapons and delivery methods are becoming increasingly sophisticated; as such, this book focuses on the chemistry and biology of WMDs, the development and history of their use, and human health effects of such weapons. Coverage of new threats, additional case studies, and the emergence of ISIL—and other terrorist actors—have been added to the new edition which will serve as an invaluable resources to students and professionals studying and working in the fields of terrorism, Homeland Security, and emergency response.