Dr Gelissen initially completed a Masters in Nutrition at Wageningen University, the Netherlands. After working as a research associate for several years overseas and in Sydney, she completed her PhD degree at the Heart Research Institute, the University of Sydney, supported by an NH&MRC scholarship. Since graduating in 2000, she has completed post-doctoral positions at UT Southwestern in Dallas, Texas and the Centre for Vascular Research at the University of New South Wales in Sydney where she was awarded a prestigious Vice-Chancellors Post-doctoral Fellowship. She joined the School of Pharmacy as a Lecturer in 2010, was promoted to Senior Lecturer in 2014 and became an Associate Professor in 2020. Dr Gelissen's expertise is in cardiovascular medicines, pharmacogenomics and general nutrition.