Dr Holger Berg is co-head of the Digital Transformation Research Unit and vice-director of the Circular Economy department at the Wuppertal Institute for Climate, Environment and Energy. His research interests are focused on the possibilities of the digital transformation and its impacts on sustainable development, particularly in relation to the industrial transition. He has authored numerous studies exploring the relationship between digitalisation and sustainability, with an emphasis on the circular economy. He provides expert support to various national and international organisations and advises governments and the EU in questions of the digital transformation and circular economy.