EditorialsOxygen Delivery and Utilization: A Mathematical Artifact or a Target for Personalized Medicine?*English, Shane W. MD, FRCPC, MSc; Marshall, John C. MD, FRCSC, FACS, FCAHSAuthor Information Clinical Epidemiology Program, Ottawa Hospital Research Institute; Department of Medicine (Critical Care), University of Ottawa; and School of Epidemiology and Public Health, University of Ottawa, Ottawa, ON, Canada Department of Surgery and Interdepartmental Division of Critical Care, University of Toronto, Toronto, ON, Canada *See also p. 241. Dr. English received grant funding from the Canadian Institutes of Health Research, Medical Research Futures Fund through the National Health and Medical Research Council, Canadian Blood Services, and he is the recipient of a scientist award from the Heart and Stroke Foundation. He is the principal investigator of the ongoing international aneurysmal SubArachnoid Hemorrhage: Red Blood Cell Transfusion and Outcome (SAHaRA) randomized controlled trial. Dr. Marshall received funding from Asahi Kasei Pharma America (member, Data Safety Monitoring Board), Sphingotec (consulting), and the Society of Critical Care Medicine (Associate Editor). Critical Care Medicine: February 2020 - Volume 48 - Issue 2 - p 271-272 doi: 10.1097/CCM.0000000000004151 Buy Metrics Copyright © 2020 by the Society of Critical Care Medicine and Wolters Kluwer Health, Inc. All Rights Reserved.