Chapter 1: A brief history of the concept of 'ways of thinking': introduction and plan of work
Chapter 2: Notions of the concept of 'ways of thinking': from classical historical epistemology to Kuhn
Chapter 3: Notions of the concept of 'ways of thinking': from Hacking to Daston and Galison
Chapter 4: Taxonomy of the notions of the concept of 'ways of thinking'
Chapter 5: Developing the styles project: towards a 'theory of styles of reasoning'
Chapter 6: Styles of reasoning and relativism
Chapter 7: The incommensurability of styles of reasoning: the case of the existence of theoretical entities
Chapter 8: Styles of reasoning, contingency and the evolution of science
Chapter 9: Epilogue.