Dr. Martelli was born in Palermo on March 2nd, 1968. He graduated in Medicine and Surgery at the University of Rome Tor Vergata in 1992. He is Board Certified in Vascular Surgery (1997). He served as a Fellow in Surgical Research (Vascular) at the Mayo Clinic and Foundation, Rochester, USA from 1996 to 1997. From 2014 he has been Associate Professor in Vascular Surgery at the University of Sassari, and from 2021 at Sapienza University of Rome. From 2016 he has been Chief of Vascular Surgery, first at the University of Sassari and from 2019 at S. Anna and S. Sebastiano Hospital in Caserta, Italy. Dr. Martelli is member of the European Society of Vascular Surgery and of the Italian Society of Vascular and Endovascular Surgery, He is the author of approximately 140 medical publications.