She is a staff member in the Department of Internal Medicine (Hypertension Unit and Geriatric Unit) at the Hospital Clinic of Barcelona. Dr Sierra is Associate Editor of Hipertension, the official journal of the Spanish Society of Hypertension, a Member of the Council of that organisation and Secretary of the Catalan Society of Hypertension. Dr Sierra has authored or co-authored several original and review publications that have been published in international journals.