Verena Mattheiß has an MSc in landscape ecology and nature conservation from the University of Greifswald, Germany, with a specialisation in landscape economics. She joined ACTeon in 2008. Her focus lies on European projects both in the field of environmental economics (e.g. economic valuation studies, economic instruments) and the implementation of European freshwater policy, with a particular emphasis on the Water Framework Directive. Verena has been actively involved in several studies for the European Commission, including the pilot project on Natural Water Retention Measures, which has been co-led by ACTeon. She has contributed to the FP7 project EPI-Water, and she has actively been involved in the FP7 project DEMOWARE, with her work focusing on the evaluation of environmental benefits of wastewater reuse. Next to her work in AQUACROSS, Verena is currently coordinating a French-German case study in the Horizon 2020 project SIM4NEXUS, and a large project on the socio-economic aspects of water management in the Loire-Brittany river basin (France).