Dr. Sven Kotlarski is a trained hydrologist and is currently heading the group Climate Evolution in the climate department of MeteoSwiss, the Swiss national weather service. His scientific background is in hydrology, regional climate modelling, climate downscaling, climate-cryosphere interactions, climate services, climate impacts and Alpine climates. Among others, he was responsible for climate downscaling in the context of the recently released CH2018 Swiss climate scenarios (www.climate-scenarios.ch).