Luc Mouthon, MD, is the coordinator of the National Referral Center for vasculitis and systemic sclerosis, at the Internal Medicine Department, Hospital Cochin in Paris. Professor Mouthon's primary interest is in managing patients with systemic sclerosis (SSc). As an immunologist, he is also the Co-Director of an INSERM research team at the Cochin Institute, entitled "neutrophils and vasculitis". His focus in the laboratory is the identification of new mechanisms and immunological markers in vascular diseases, including idiopathic pulmonary arterial hypertension and SSc.