ETH Zurich/Canton of Vaud (Advisory and educational research, agricultural policy). President
President of the University of Hohenheim (Macroeconomics, agricultural policy, socioeconomics)
State Research Institute for Agriculture (LfL), Bavaria (agroecology, organic farming, soil cultivation, climate research)
Free University of Bozen-Bolzano (animal sciences)
Julius Kühn Institute (plant protection, biodiversity)
University of Kassel, Witzenhausen (development cooperation)
ETH Zurich (crop sciences)
University of Potsdam (agricultural systems, biodiversity, sustainability)
