Sergey S. Kuznetsov, MD, DSc in Medicine, professor, Head of the Department of Anatomical Pathology of the Privolzhskiy Research Medical University and Head of the Department of Pathology in the Regional Clinical Hospital (Nizhny Novgorod, Russia). He graduated from the medical faculty of the Nizhny Novgorod State Medical Academy (Russia) in 1995. The circle of scientific interests is the therapeutic pathomorphism of tumors and oncomorphology. His background includes over 5 years in the tumor (breast cancer) response to local hyperthermia. In the last ten years, Prof. S. Kuznetsov’s researches have been focused on introducing advanced immunohistochemistry techniques for the breast cancer subtypes definition; for precise skin cancer and glial brain tumors diagnosis. He has published more than 90 papers and book chapters in domestic and foreign literature.