Jalila El Ati is a professor of nutrition and physiology, a researcher on public health nutrition, and the head of the Studies and Planning Department in the INNTA. She is responsible for the Research Laboratory Nutritional Surveillance and Epidemiology in Tunisia—SURVEN. She has 30 years of research experience in three major domains: physiology, nutrition, and food sciences. She has led a number of large epidemiological surveys to assess nutritional status, food customs, food consumption, health problems, and their determinants. Her current research focuses on nutrition and food surveillance, nutritional and epidemiological transitions, obesity prevention, teen lifestyles, and micronutrient deficiencies. She is responsible for the implementation of the national strategy to prevent and control obesity in Tunisia. She is currently the Tunisian principal investigator in different projects funded by ANR (Promoting Sustainable Mediterranean Food Systems for Good Nutrition and Health), FAO (Towards Promotion of the Mediterranean Diet in the Mediterranean region), and Tunisian donors (Consumption of Palm Oil and Trans-Fatty Acids by Tunisian Children), the development of a transcultural social–ethical–care model for dependent populations in the Mediterranean basin, ENI CBC MED (Acceptability and Feasibility of Using Cameras to Assess Children’s Food-Related Exposure, and the Food, Environment, and Health Program, IDRC, a collaboration between Lebanon and Tunisia.