Jean-Pierre Protzen is Professor of the Graduate School at the University of California, Berkeley. He was Horst Rittel’s colleague and collaborator for over twenty years and since Rittel’s death in 1990 has continued teaching Rittel’s work at Berkeley.David J. Harris was Protzen’s student at Berkeley, and his dissertation, "Design Theory: From Scientific Method to Humanist Practice," relied heavily on Rittel’s work. He currently works as an editor and writing coach.

• Prologue Part 1: Foundations 1.1. Reflections On The Scientific And Political Significance Of Decision Theory 1.2. Science and Design Seminars: Introduction 1.3. Seminar 1: Modes of Innovation 1.4. Seminar 2: Images and Message 1.5. Seminar 3: Communications 1.6. Seminar 4: Establishing Order 1.7. Seminar 5: Measuring Values and Images 1.8. Seminar 6: Environments 1.9. Seminar 7: Design 1.10. Seminar 8: Models of and for Design 1.11. Seminar 9: Models of and for Design 2 1.12. Seminar 10: Conclusion Part 2: Wicked Problems 2.1. On the Planning Crisis Part 3: Design Reasoning 3.1. Structure and Usefulness of Planning Information Systems 3.2. Issues As Elements Of Information Systems 3.3. The Reasoning of Designers Part 4: Consequences of Design 4.1. Technological Change and Urban Structure 4.2. Pathologies of Planning. Epilogue

Jean-Pierre Protzen is Professor of the Graduate School at the University of California, Berkeley. He was Horst Rittel’s colleague and collaborator for over twenty years and since Rittel’s death in 1990 has continued teaching Rittel’s work at Berkeley.David J. Harris was Protzen’s student at Berkeley, and his dissertation, "Design Theory: From Scientific Method to Humanist Practice," relied heavily on Rittel’s work. He currently works as an editor and writing coach.

• Prologue Part 1: Foundations 1.1. Reflections On The Scientific And Political Significance Of Decision Theory 1.2. Science and Design Seminars: Introduction 1.3. Seminar 1: Modes of Innovation 1.4. Seminar 2: Images and Message 1.5. Seminar 3: Communications 1.6. Seminar 4: Establishing Order 1.7. Seminar 5: Measuring Values and Images 1.8. Seminar 6: Environments 1.9. Seminar 7: Design 1.10. Seminar 8: Models of and for Design 1.11. Seminar 9: Models of and for Design 2 1.12. Seminar 10: Conclusion Part 2: Wicked Problems 2.1. On the Planning Crisis Part 3: Design Reasoning 3.1. Structure and Usefulness of Planning Information Systems 3.2. Issues As Elements Of Information Systems 3.3. The Reasoning of Designers Part 4: Consequences of Design 4.1. Technological Change and Urban Structure 4.2. Pathologies of Planning. Epilogue

Jean-Pierre Protzen is Professor of the Graduate School at the University of California, Berkeley. He was Horst Rittel’s colleague and collaborator for over twenty years and since Rittel’s death in 1990 has continued teaching Rittel’s work at Berkeley.David J. Harris was Protzen’s student at Berkeley, and his dissertation, "Design Theory: From Scientific Method to Humanist Practice," relied heavily on Rittel’s work. He currently works as an editor and writing coach.

• Prologue Part 1: Foundations 1.1. Reflections On The Scientific And Political Significance Of Decision Theory 1.2. Science and Design Seminars: Introduction 1.3. Seminar 1: Modes of Innovation 1.4. Seminar 2: Images and Message 1.5. Seminar 3: Communications 1.6. Seminar 4: Establishing Order 1.7. Seminar 5: Measuring Values and Images 1.8. Seminar 6: Environments 1.9. Seminar 7: Design 1.10. Seminar 8: Models of and for Design 1.11. Seminar 9: Models of and for Design 2 1.12. Seminar 10: Conclusion Part 2: Wicked Problems 2.1. On the Planning Crisis Part 3: Design Reasoning 3.1. Structure and Usefulness of Planning Information Systems 3.2. Issues As Elements Of Information Systems 3.3. The Reasoning of Designers Part 4: Consequences of Design 4.1. Technological Change and Urban Structure 4.2. Pathologies of Planning. Epilogue