Joreintje Mackenbach is a registered epidemiologist and assistant professor at the Department of Epidemiology and Data Science at the Amsterdam Public Health research institute, based at the VU University Medical Center. Joreintje has a background in Health Sciences (Policy & Management and Public Health) and obtained her PhD in 2016 (cum laude) with a thesis on 'obesogenic environments'. Her research is dedicated to the upstream determinants of lifestyle behaviours and chronic disease risk, with a specific focus on food environments. Joreintje has an ongoing collaboration with Matthew Hobbs through a connection made at an ISBNPA conference years ago, and although based in different continents (the Netherlands and New Zealand) they have successfully published 3 manuscripts together, with another in the making.