Hans van den Biggelaar is an experienced professional in plant health and phytopathology, currently serving as a Teacher of Plant Health at HAS Hogeschool since September 2022. Prior to this role, Hans worked as a Project Lead in Phytopathology at Dümmen Orange from August 2016 to August 2022 and was the owner of Taxuskwekerij van den Biggelaar from November 2015 to November 2019, where Hans managed a family business focused on cultivating taxus in Biest-Houtakker. Hans also held positions as Project Lead for Allium Phytopathology at Hazera and Assistant Phytopathologist at Nickerson Zwaan B.V. Additionally, Hans has a background as a General Employee at Marcel Michels Boomkwekerij and completed a thesis on resistance screening in Alternaria Alternata isolates at UC Davis, building on an educational foundation that includes a Master's and Bachelor's degree in Plant Sciences from Wageningen University & Research.