Dr. Youssef El Rayess is an Agriculture and Food Engineer and Enologist. Dr. El Rayess was awarded a PhD in Process and Environmental Engineering (2011) from the National Polytechnic Institute of Toulouse. He received his “Habilité à Diriger la Recherche” degree in 2020 from the National Polytechnic Institute of Toulouse. He is currently serving as the Assistant Dean for Research and Head of Food Engineering Program in the School of Engineering at the Holy Spirit University of Kaslik (USEK). He is also the Head of the Review and Dissemination Center at USEK. Since 2013, Dr El Rayess is an invited professor at the National Polytechnic Institute of Toulouse. He has published extensively in the fields of food science, technology, enology, and bioactive compounds, and has over 50 peer reviewed scientific papers in journals and chapters, and he has also edited two books. He has acted as an expert food scientist and enologist in several European- and American-funded projects.