Jean-Michel Oppert, MD, PhD, is a professor of nutrition at the Faculty of Health (Sorbonne university) and senior physician in the Department of Nutrition at Pitié-Salpêtrière hospital (AP-HP). His research interests focus on lifestyle factors, particularly physical activity and sedentary behavior in relation with diet, their health consequences at individual and population level, and their environmental and structural determinants.

For his clinical work, he acted as head of the Department of Nutrition at Pitié-Salpêtrière for 12 years, working to develop multidisciplinary care pathways for patients with obesity.

His long-standing interest in global and international health has led him to participate in a number of European research and policy projects.

He is a founding member of the WHO-supported HEPA-Europe (Health-Enhancing Physical Activity) network, past president of the European Association for the Study of Obesity (EASO), and also currently the French representative of the Global Observatory on Physical Activity – GoPA!.