Dr Wallhagen is an Associate Professor in Environmental Science at the University of Gävle in Sweden with a PhD from KTH. Her research involves environmental assessment methods and design for sustainable buildings and districts, ecosystem services, life cycle assessment, and decision-making. She is Co-Director for the research program Urban Transition, with the mission to accelerate the transition to a sustainable society through changes in technical, ecological and socio-technical systems. Wallhagen teaches about environmental assessment tools and investigates how they influence the environmental impacts. Lately, she has worked with green aspects of cities, for example the Augmented Urbans project with focus on creating more attractive, sustainable and resilient outdoor environments. Besides academic work, Wallhagen is active as an architect and is passionate about developing designs and research for more sustainable architecture.