Prof. Dr.-Ing. Peter Radgen holds the Chair of Energy Efficiency at the Institute of Energy Economics and Rational Energy Use (IER, University of Stuttgart) and is board member of the German Data Center Association e.V.. Mr. Radgen researches and teaches in the field of energy efficiency and sustainability in data centres and industry. His special focus is on efficiency potentials in cross-cutting technologies and waste heat utilisation. He is the author of numerous national and international publications on the topic of energy efficiency, a certified energy management officer and a BAFA-approved consultant for energy consulting in small and medium-sized enterprises.