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Jan Janssen currently serves as the Global R&D Manager at Chrysal International BV, a position held since February 2019, following a prior role as Global Regulatory & External R&D Manager within the same company. Jan Janssen holds a Doctor of Philosophy (PhD) degree in Biology, with specializations in Entomology, Plant Science, and Soil Nutrition from Wageningen University and Research Centre, completed between 1982 and 1993.