This title describes the life and career of Louis Pasteur, including explanations of his famous germ theory of disease, his discovery of pasteurisation and vaccinations and an analysis of his legacy and contribution to science. Compares the world before and after the life of the scientist - giving the clearest possible impression of their impact and legacy. Dramatic narrative passages describe the flashes of inspiration, the behind-the-scenes tensions that led to great discoveries. Panels explain the science behind the discoveries, and quotation boxes present extracts from letters, diaries and notebooks.