Nathan D. Nielsen, M.D., M.Sc. is an Associate Professor of Medicine in the Section of Pulmonary Disease, Critical Care and Environmental Medicine at the Tulane School of Medicine in New Orleans, Louisiana, USA and the Associate Director of the Medical Intensive Care Unit at the University Medical Center - New Orleans. He is one of a handful of physicians in the United States with medical board certification in both Critical Care Medicine and Transfusion Medicine, and previously served as an Associate Director of the Blood Bank at the University of Maryland Medical Center in Baltimore, Maryland.
Dr. Nielsen is an active member of the Systemic Inflammation and Sepsis (SIS) section and the Global Intensive Care working gorup of the European Society of Intensive Care Medicine (ESICM), and presently serves as the Section Editor for the SIS section of the ESICM Academy. He is an active supporter of the Global Sepsis Alliance, serving as the Scientific Content Editor for GSA publications and documents. He recently completed a three year term as one of the Editors of Concise Critical Appraisals for the Society of Critical Care Medicine.
Dr. Nielsen is an dedicated teacher and lecturer in the field of sepsis, having taught courses and delivered lectures on sepsis and shock on three continents within the past year.