'An interesting and valuable collection of papers.' Nature

• Preface; Note on the third impression; 1. Logic of discovery of psychology of research? T. S. Kuhn; 2. Against 'Normal Science' J. W. N. Watkins; 3. Does the distinction between normal and revolutionary science hold water? S. E. Toulmin; 4. Normal science, scientific revolutions and the history of science L. Pearce Williams; 5. Normal science and its dangers K. R. Popper; 6. The nature of a paradigm Margaret Masterman; 7. Falsification and the methodology of scientific research programmes I. Lakatos; 8. Consolations for the specialist P. K. Feyerabend; 9. Reflections on my critics T. S. Kuhn; Index.

'An interesting and valuable collection of papers.' Nature

• Preface; Note on the third impression; 1. Logic of discovery of psychology of research? T. S. Kuhn; 2. Against 'Normal Science' J. W. N. Watkins; 3. Does the distinction between normal and revolutionary science hold water? S. E. Toulmin; 4. Normal science, scientific revolutions and the history of science L. Pearce Williams; 5. Normal science and its dangers K. R. Popper; 6. The nature of a paradigm Margaret Masterman; 7. Falsification and the methodology of scientific research programmes I. Lakatos; 8. Consolations for the specialist P. K. Feyerabend; 9. Reflections on my critics T. S. Kuhn; Index.