Part I. Overview: 1. Design patterns: elements of reusable architectures L. Rising; 2. An overview of patterns R. Corfman; 3. Patterns: spreading the word L. Rising; 4. A training experience with patterns B. Goldfedder and L. Rising; 5. Patterns: The New Building Blocks for Reusable Software Architectures D. Saunders; Part II. Examples and Experience: 6. Interactions in the INgage(TM) IP prototype M. Duell; 7. Pattern writing L. Rising; 8. Writers workshop format L. Rising; 9. AGCS pattern template L. Rising; 10. Patterns mining D. E. DeLano; 11. System test pattern language D. E. DeLano and L. Rising; 12. Improving software development with process and organizational patterns P. Genualdi; 13. Organizational patterns at AG communications systems N. Janoff; 14. HandsInView D. Olson; 15. Patterns on the fly D. Olson; 16. A pocket-sized broker D. Olson; 17. Frameworks and design patterns B. H. Richards; Part III. Resources and More Information: 18. Fault-tolerant telecommunication system patterns M. Adams et al.; 19. Industrial experience with design patterns K. Beck et al.; 20. Sorting through the plethora: the 'unofficial' JOOP book awards S. Bilow; 21. Patterns G. Booch; 22. A generative development - process pattern language J. Coplien; 23. Setting the stage J. Coplien; 24. Software design patterns: common questions and answers J. Coplien; 25. Software development as science, art, and engineering J. Coplien; 26. The failure of pattern languages R. Gabriel; 27. Potential pattern pitfalls, or how to jump on the patterns bandwagon without the wheels coming off N. Harrison; 28. An introduction to patterns R. Johnson; 29. How patterns work in teams R. Johnson; 30. A report on PLoP'94 R. Johnson; 31. Patterns and frameworks R. Johnson; 32. Patterns and antipatterns A. Koenig; 33. Design reuse: chemical engineering vs. software engineering P. Kogut; 34. Christopher Alexander: an introduction for object-oriented designers D. Lea; 35. Patterns: PLoP, PLoP, Fizz, Fizz R. Martin; 36. A design patterns experience report R. Ramirez; 37. Design patterns to construct the hot spot of a manufacturing framework H. A. Schmid; 38. Using design patterns to evolve system software from UNIX to Windows NT D. Schmidt and P. Stephenson; 39. Pattern hatching - perspectives from the 'Gang of Four' J. Vlissides; Appendix A. Annotated bibliography; Appendix B. Web sites.