Boundary Conditions: The Building Envelope as Extended Threshold

Philip Beesley, professor of architecture at the University of Waterloo, gives a presentation at the 2013 Hans and Roger Strauch Symposium on Sustainable Design, "Design for Biodiversity: Architectural Responses to Urban Ecology," February 2, 2013. The symposium was organized jointly by the Cornell University Department of Architecture and the Oslo School of Architecture and Design Research Center for Architecture and Tectonics.