Dimitrios Alefragkis holds a BSc in Nursing, an MSc in Intensive Care Units–Cardiology, Medical and Nursing Care, and a postgraduate certificate in Integrated Teaching Methodology. He has also completed a specialty in Emergency and Critical Care Nursing and is currently pursuing an MSc in e-Learning. He is a PhD candidate in the Department of Nursing at the National and Kapodistrian University of Athens. His research focuses on safety culture, infection prevention, antimicrobial resistance, critical care, emergency nursing, and patients’ quality of life.