This book is an attempt to define some mechanisms of architectural design practice, make them communicable and replicable in the form of a handbook-of-sorts. Within a game of strategy, twelve groups of architects work on adjacent and sometimes overlapping areas in an eastern district of the city of Detroit. The book employs the game and its results to elaborate on some questions: how does architectural design work as day-to-day practice? What are its effects, and how can they be measured? ...