Antonino Belfiore is full Professor of Endocrinology at the Faculty of Medicine and Surgery of the University of Catania. He is Director of the Endocrinology Unit at the Garibaldi Hospital, P.O. Garibaldi-Nesima in Catania and head of the Endocrinology Research Laboratory. He is Director of the School of Specialization in Endocrinology and Metabolic Diseases of the University of Catania.