Claudio Fiorilla, MD, is a Public Health physician currently serving as Managing Doctor at the Local Health Authority of Siracusa, Italy, and Senior Collaborator in the Global Burden of Disease Study. He holds a Specialization in Public Health and a Master’s degree in Healthcare Management from the University of Naples Federico II, and a Medical Degree from the University of Catania. His work focuses on epidemiology, health systems, and vaccination strategies, with a current primary focus on immunization programs and vaccine-related research. He has extensive experience in health surveillance, microbiology, environmental health, and health technology assessment. Dr. Fiorilla has co-authored numerous peer-reviewed publications in leading journals, including studies on influenza vaccination, dementia care, and global disease burden.