Leszek Szablewski is a professor of Medical Sciences. He received his M.S. in Faculty of Biology from University of Warsaw and PhD degree from Institute of Experimental Biology, Polish Academy of Sciences. He habilitated in Medical University of Warsaw, and he obtained degree of Professor from the President of Poland. Professor Szablewski is the Head of Chair and Department of General Biology and Parasitology, Medical University of Warsaw, Poland. He has published more than 70 peer-reviewed papers in journals. Other recognitions include author of 1 book, author of 4 book chapters, editor of 3 books, 10 scripts for students, ad hoc reviewer over 30 peer-reviewed journals, and editorial member of peer-reviewed journal. He works on damages of glucose homeostasis due to various diseases.