Architecture depends -- on what? On people, time, politics, ethics, mess: the real world. Architecture, Jeremy Till argues with conviction in this engaging, sometimes pugnacious book, cannot help itself; it is dependent for its very existence on things outside itself. Despite the claims of autonomy, purity, and control that architects like to make about their practice, architecture is buffeted by uncertainty and contingency. Circumstances invariably intervene to upset the architect's best-laid plans -- at every stage in the process, from design through construction to occupancy....