This new book brings together leading terrorism scholars and defence professionals to discuss the impact of networks on conflict and war. Post-modern terrorism and topics of global insurgency are also comprehensively covered. The text is divided into four sections to cover the key areas: introductory/overview, theory, terrorism and global insurgency, Al Qaeda focus, and networks. Eminent contributors include John Arquilla and David Ronfeldt, Brian Jenkins, Stephen Sloan, Graham Turbiville, and Max Manwaring. This book was previously published as a special issue of the leading journal Low Intensity Conflict and Law Enforcement.