Barbara McLean has been in critical care practice for 35 years. She functions as an independent, inter-national Critical Care Practice Consultant. She participates as part of the critical care team as an objective observer of patient care, guiding with classroom and bedside education as well as consults. Her practice is enriched with her Guest Lecture activity at the Emory University School of Medicine and as a Clinical Faculty member of the Emory University School of Nursing in Atlanta, Georgia. Ms McLean is a member of many professional organizations including the American Association of Critical Care Nurses (AACN), the Society of Critical Care Medicine (SCCM) and the American Association of Surgery and Trauma. She has been awarded the excellence in education award by the AACN and the SCCM has presented her with presidential citations for her volunteer efforts. She has also authored or co-authored numerous journal articles, abstracts and book chapters and has made more than 2000 presentations nationally and internationally. Her research has been focused on blood flow and oxygenation and she continues to expand her knowledge every day in her international clinical practice.