Dr.-Ing. Ann-Kathrin Klaas has been a Senior Research Consultant at EWI since 2023. Her content focus is on large-scale energy storage, hydrogen storage and the implementation of the energy and heat transition in the private sector. Prior to joining EWI, she completed her PhD in Energy Systems Engineering at the Institute of Electrical Power Engineering and Energy Systems at Clausthal University of Technology. Before that, she studied energy technologies and energy systems engineering, also at Clausthal University of Technology.