Associate Professor Christine A. Macdonald, Department of Medicine, Schulich School of Medicine & Dentistry, Western University, appears publicly as Christie MacDonald in Western University materials and is profiled through Emergency Medicine. Her scholarly and leadership interests centre on leadership, health system transformation, emergency department strategy and operations, emergency medicine, and clinical administration. She studies and leads system-level improvement in emergency care delivery, linking operational strategy to better patient flow and service performance. Her mission is to build stronger emergency systems through evidence-informed leadership. She has been recognized as a Canadian Association of Emergency Physicians local hero for pandemic leadership.