This book begins with an account of the evolution of improvised explosive devices using a number of micro case studies to explore how and why actors have initiated IED campaigns; how new and old technologies and expertise have been exploited and how ethical barriers to IED development and deployment have been dealt with. It proceeds to bring the evidence from the case studies together to identify themes and trends in IED development, before looking at what can realistically be done to mitigate the threat of IEDs in the new wars of the twenty first century. The book suggests that the advance and availability of a combination