The idea of contagious transmission, either by material particles or by infectious ideas, has played a powerful role in the development of the Western World since antiquity. Yet it acquired quite a precise signature during the process of scientific and cultural differentiation in the 19th and early 20th centuries. This volume explores the significance and cultural functions of contagionism in this period, from notions of infectious homosexuality and the concept of social contagion to the political implications of bacteriological fieldwork. The history of the concept 'microbe' in aesthetic...