buildings Article Crisis and Transition: Forms of Collective Housing in Brussels Alessandro Porotto * and Gérald Ledent Faculté d’Architecture, d’Ingénierie Architecturale, d’Urbanisme (LOCI), Université Catholique de Louvain, 1060 Brussels, Belgium;
[email protected] * Correspondence:
[email protected] Abstract: Focusing on the Brussels urban environment, this paper investigates spatial mutations produced by key critical transitions to accommodate new social and living conditions for collective purposes. Using CAD re-drawings, a systematic comparison of residential schemes identifies the evo- lutionary mechanism that connects manifold changes in the city and domestic spaces. This analysis defines a genealogical framework to observe how specific residential archetypes have shaped Brus- sels’ sociocultural identity and distinguishes contemporary housing initiatives dealing with current and future challenges. While during the 19th century, interwar, and postwar periods, spatial features evolved from individual, single-family houses to residential schemes bearing collective, egalitarian dwellings, contemporary initiatives are relevant for their experimental solutions, translating into housing design new collective ways of living. This trajectory demonstrates that collective housing provides new insights for designing future types of urban housing. Brussels contemporary housing can shed light on the fact that current crises generated by urban issues, such as demographic growth, migratory and gentrification dynamics, affordability