Marc Fadel is a senior lecturer at the University of the Littoral Cote d'Opale in France. He completed his doctoral studies in atmospheric chemistry at the University of the Littoral Cote d'Opale (France) and Saint Joseph University of Beirut (Lebanon). His research mainly focuses on the chemical characterization of atmospheric particles (organic and inorganic fractions), the identification and quantification of sources, health-risk assessment, and the evaluation of oxidative potential. He has published several scientific articles in various journals on these topics. His teaching covers analytical chemistry, general chemistry, and statistics.