Preface; Part I. Two-Party Communication Complexity: 1. Basics; 2. More on covers; 3. Randomization; 4. Advanced topics; Part II. Other Models of Communication: 5. The communication complexity of relations; 6. Multiparty communication complexity; 7. Variable partition models; Part III. Applications: 8. Networks, communication, and VLSI; 9. Decision trees and data structures; 10. Boolean circuit depth; 11. More boolean circuit lower bounds; 12. Time and space; 13. Randomness; 14. Further topics; Index of notation; Appendix. Mathematical background; Answers to selected problems; Bibliography; Index.