Matti Kuittinen is an architect and professor of resource-efficient construction at Aalto University, Finland. As a policymaker, he has been developing whole life carbon assessment methods in Finland and the EU. Alan Organschi is a design principal and a partner at Gray Organschi Architecture, in New Haven, CT and a senior member of the design and technology faculty of the Yale School of Architecture. He currently serves as the Director of the Innovation Lab of the global initiative Bauhaus Earth in Berlin, Germany. Andrew Ruff (New Haven, CT) is the Research Coordinator of the Timber City Research Initiative, the Design Director at Gray Organschi Architecture, and a Visiting Critic at the Yale School of Architecture. He previously held appointments as a Visiting Assistant Professor at Wesleyan University and a Lecturer at the Georgia Institute of Technology, and served as part of the guest faculty at the Roger Williams School of Architecture, Art, and Historic Preservation, where he led design research into the applications of mass timber assemblies in mid-rise building applications. In addition to his professional degree in Architecture, he holds a Master of Environmental Design from the Yale School of Architecture and has lectured and published on the subject of mass timber buildings in the global carbon economy.