Anja Bierwirth is Head of Research Unit Urban Transitions Energy, Transport and Climate Policy at the Wuppertal Institute for Climate, Environment and Energy. She studied architecture in Bremen and Cologne and completed the Master's degree course in ‘Environmental Sciences’ at the FernUni Hagen (open university). She has worked as an architect and in the field of environmental education. She has worked at the Wuppertal Institute since 2008. The focal points of her work are municipal energy and climate protection policy, building energy efficiency and sufficiency and sustainable urban development.