Andreas Weigelt holds a PhD in meteorology and is working as a scientist at the German Federal Maritime and Hydrographic Agency (BSH). Before moving to BSH in 2015, he worked at the Leibniz Institute for Tropospheric Research (TROPOS) in Leipzig and at the Helmholtz Zentrum Geesthacht (HZG). At BSH he leads the German ship emission measurement network. In the past 17 years he gained experience in various atmospheric trace gas and Aerosol measurements at ground based, ship based and airborne platforms. He contributes to several international atmospheric research projects like SCIPPER, CompMon, MeSMarT, GMOS and CARIBIC.