A wall is rarely only a wall. It interrupts a view, redirects sound, protects one climate from another, authorises some movements and prevents others. A window, door or façade performs a related but different operation: it allows selected conditions to cross while giving the crossing an architectural form. Boundaries are therefore not simply elements to be measured or represented; they are instruments that alter what can be experienced, observed and claimed. From the room, a window may present the street as an image; from the street, the same opening may register as a sign of occupation, exposure or privacy. Neither position is a complete description of the threshold between them. Architectural sections disclose relations that photographs flatten, while paired photographs, environmental observations and sequences of use show conditions that conventional drawings cannot fix. ScalarArchitecture proposes treating room, threshold, façade and street as connected evidential states. Each passage preserves certain relations, modifies others and makes some inaccessible. This approach is especially productive where the material boundary and the social boundary do not coincide: a glass front may provide visual transparency without public access; an apparently closed façade may conceal a highly connected interior; a temporary exhibition partition may reorganise both attention and movement. The architectural question is consequently not whether a boundary is open or closed, transparent or opaque, but how it distributes visibility, access, climate, interpretation and public address. A boundary does not merely divide two spaces. It helps produce the different kinds of knowledge that each side can support.
References
Alberti, L.B. (1988) On the Art of Building in Ten Books. Cambridge, MA: MIT Press.
Colomina, B. (1994) Privacy and Publicity. Cambridge, MA: MIT Press.
Colomina, B. (ed.) (1992) Sexuality and Space. New York: Princeton Architectural Press.
Colomina, B. (ed.) (1996) Architectureproduction. New York: Princeton Architectural Press.
Colomina, B. and Wigley, M. (2016) Are We Human? Zurich: Lars Müller.
Evans, R. (1997) Translations from Drawing to Building. Cambridge, MA: MIT Press.
Forty, A. (2000) Words and Buildings. London: Thames & Hudson.
Gibson, J.J. (1979) The Ecological Approach to Visual Perception. Boston: Houghton Mifflin.
Graham, D. (1999) Two-Way Mirror Power. Cambridge, MA: MIT Press.
Hill, J. (2006) Immaterial Architecture. London: Routledge.
Hillier, B. (1996) Space Is the Machine. Cambridge: Cambridge University Press.
Hillier, B. and Hanson, J. (1984) The Social Logic of Space. Cambridge: Cambridge University Press.
Kiesler, F. (1949) ‘Correalism and Biotechnique’.
Latour, B. and Yaneva, A. (2008) ‘Give Me a Gun and I Will Make All Buildings Move’.
Le Corbusier (1923/2007) Toward an Architecture. Los Angeles: Getty.
Leatherbarrow, D. and Mostafavi, M. (2002) Surface Architecture. Cambridge, MA: MIT Press.
Lloveras, A. (2026) Socioplastics [1505] — Architecture / Load-Bearing Structure. Zenodo. DOI: 10.5281/zenodo.19162193.
Loos, A. (1982) Spoken into the Void. Cambridge, MA: MIT Press.
Rahm, P. (2009) Architecture météorologique. Paris: Archibooks.
Rice, C. (2007) The Emergence of the Interior. London: Routledge.
Sennett, R. (2018) Building and Dwelling. London: Allen Lane.
Steadman, P. (2014) Building Types and Built Forms. Leicester: Troubador.
Vidler, A. (1992) The Architectural Uncanny. Cambridge, MA: MIT Press.
