Editor's Introduction: Technology and Terrorism; Terrorist Targeting: Tactics, Trends, and Potentialities; Non-Traditional Explosive: Potential Detection Problems; The Nuclear Dimension; Application of Technology to Aviation Security; Explosive Detection for Commercial Aircraft Security; Designing an Effective International Aviation Security System; Aviation Security: A Legislator's Perspective; Sources of Terrorist Weaponry and Major Methods of Obtaining Weapons and Techniques; Trends in Terrorist Weaponry.