George W. Williams, MD, FASA, FCCM, FCCP is Associate Professor of Anesthesiology and Critical Care Medicine, Vice Chair for Critical Care Medicine, Program Director of Anesthesiology Critical Care Medicine Fellowship, and Division Chief of Critical Care Medicine at University of Texas Medical School at Houston.Navneet Kaur Grewal, MD, is Assistant Professor of Anesthesiology and Critical Care Medicine, Assistant Program Director of Anesthesiology Critical Care Medicine Fellowship Program, Division of Critical Care Medicine at University of Texas Medical School at Houston.Marc J. Popovich, MD, FCCM, is a Helmut F. Cascorbi Professor and Chair for the Department of Anesthesiology & Perioperative Medicine at Case Western Reserve University School of Medicine at University Hospitals Cleveland Medical Centre. He is also Senior Medical Director for Critical Care for University Hospitals Health System. Less