Mariella Catalano is Director of the Inter–University Research Center on Vascular Diseases – University of Milan, Department of Biomedical and Clinical Sciences and Head Angiology Unit L. Sacco Hospital – Milan. She is Associate Professor of Medicine, Department of Biomedical and Clinical Sciences , L. Sacco Hospital – University of Milan and she is specialized in Internal Medicine, Vascular Surgery, CESMA–UEMS European Diploma. She has founded in 1991 the European Working Group on Angiology/Vascular Medicine and in 1998 VAS-Vascular Independent Research and Educational European Organisation, she is President and Board, President of UEMS-EU at Division Angiology/Vascular Medicine from 2008 to 2016 and Honorary President – Executive Board from 2016. Her main expertises are: PAD and EU Education.