Marielle is a PhD candidate at the division of Human Nutrition and Health. She obtained her BSc degree in Nutrition and Dietetics at the Hanze University of Applied Sciences and her MSc. degree in Nutrition and Health at the Wageningen University and Research. After graduating she continued working at the Wageningen University and Research. First as a student assistant and later on as a research assistant in several projects. She was involved in the development and evaluation of the Eetscore tool and the Nutriprofiel tool. In 2015 she was appointed on the project Shiftwork and Nutrition where she set up and carried out an observational study in night shift workers. This study investigated the association of diet composition, meal timing and frequency with alertness, gastrointestinal complaints and sleep in night shift working nurses. In 2017 she continued working on this topic by starting a PhD in the Time to Taste project. This project aims to set up a dietary intervention to improve wellbeing and fitness of overweight people with a disrupted circadian rhythm.