Due to significant advantages, including convenience, efficiency and cost-effectiveness, the implementation and use of wireless ad hoc and sensor networks have gained steep growth in recent years. This timely book presents the current state-of-the-art in these popular technologies, providing you with expert guidance for your projects in the field. You find broad-ranging coverage of important concepts and methods, definitions of key terminology, and a look at the direction of future research. Supported with nearly 150 illustrations, the book discusses a variety of critical topics, from topology, routing protocols, and mobility models, to security, localization, and quality of service. You also benefit from practical, insightful discussions on real-world scenarios. This comprehensive resource includes a complete set of summary problems at the end of each chapter to ensure a complete understanding of the material.