International audienceCities around the world are undergoing profound changes. In this global era, we live in a world of rising knowledge economies, digital technologies, and awareness of environmental issues. The so-called "modern infrastructural ideal" of spatially and socially ubiquitous centrally-governed infrastructures providing exclusive, homogeneous services over extensive areas, has been the standard of reference for the provision of basic essential services, such as water and energy supply. This book argues that, after decades of undisputed domination, this ideal is being increasingly questioned and that the network ideology that supports it may be waning.In order to begin exploring the highly diverse, fluid and unstable landscape...