On the occasion of the release of their latest book, Public Natures: Evolutionary Infrastructures (Princeton Architectural Press, 2015), PennDesign Graham Chair Professor of Architecture Marion Weiss and partner Michael Manfredi discuss their work as partners at WEISS/MANFREDI Architecture/Landscape/Urbanism. The firm is at the forefront of architectural design practices that are redefining the relationships between landscape, architecture, infrastructure, and art.