Justine Trompette is a public health expert currently serving as the Regional Manager for the Grand Est region at Santé publique France, where responsibilities include identifying and analyzing effective early prevention interventions for children during their first 1,000 days. Justine has previously held various roles, including Scientific Study Manager at the Université de Lorraine, where evaluations of tobacco control programs were conducted, and project manager for health promotion initiatives aimed at connecting field actors with policymakers and researchers. Justine's career also includes experience as a lecturer and researcher in public health, a doctoral thesis focused on complex health interventions, and significant early roles in therapeutic education and laboratory work in reproductive medicine. Educational qualifications include a Doctorate in Public Health, a Master's degree, and a Bachelor's degree, all from Université de Lorraine.