Karl Popper (1902-1994). Philosopher, born in Vienna. one of the most influential and controversial thinkers of the twentieth century.

Chapter 1 Omniscience and Fallibility; Chapter 2 Childhood Memories; Chapter 3 Early Influences; Chapter 4 The First World War; Chapter 5 An Early Philosophical Problem; Chapter 6 My First Philosophical Failure; Chapter 7 A Long Digression Concerning Essentialism; Chapter 8 A Crucial Year; Chapter 9 Early Studies; Chapter 10 A Second Digression; Chapter 11 Music; Chapter 12 Speculations About the Rise of Polyphonic Music; Chapter 13 Two Kinds of Music; Chapter 14 Progressivism in Art, Especially in Music; Chapter 15 Last Years at the University; Chapter 16 Theory of Knowledge; Chapter 17 Who Killed Logical Positivism?; Chapter 18 Realism and Quantum Theory; Chapter 19 Objectivity and Physics; Chapter 20 Truth; Probability; Corroboration; Chapter 21 The Approaching War; The Jewish Problem; Chapter 22 Emigration; Chapter 23 Early Work in New Zealand; Chapter 24 The Open Society and the Poverty of Historicism; Chapter 25 Other Work in New Zealand; Chapter 26 England; Chapter 27 Early Work in England; Chapter 28 First Visit to the United States; Chapter 29 Problems and Theories; Chapter 30 Debates with SchröDinger; Chapter 31 Objectivity and Criticism; Chapter 32 Induction; Deduction; Objective Truth; Chapter 33 Metaphysical Research Programmes; Chapter 34 Fighting Subjectivism in Physics; Chapter 35 Boltzmann and the Arrow of Time; Chapter 36 The Subjectivist Theory of Entropy; Chapter 37 Darwinism as a Metaphysical Research Programme; Chapter 38 World 3 or the Third World; Chapter 39 The Body-Mind Problem and World 3; Chapter 40 The Place of Values in a World of Facts;