She began her career as a critical care nurse, and eventually returned to school, completing a Master of Nursing at the University of Manitoba and a PhD in Nursing and Bioethics at the University of Toronto. Marie teaches and carries out research in the area of ethics and ethical practice, and has a particular interest in end-of-life care. She has served on the board of the Canadian Association of Critical Care Nurses and currently serves on the board of the College of Registered Nurses of Manitoba and on the editorial review board for the Canadian Journal of Critical Care Nursing. Trina Arnold RN, MPH