Dimitrios Alefragkis is a registered nurse specializing in emergency and critical care nursing. He currently works as an Intensive Care Nurse in the Second Department of Critical Care at Attikon University Hospital. He holds a BSc in Nursing, an MSc in Intensive Care and Cardiology – Medical and Nursing Care, and a postgraduate certificate in Integrated Teaching Methodology. He is currently pursuing an MSc in e-Learning and is a PhD candidate in the Department of Nursing at the National and Kapodistrian University of Athens. His research interests include infection prevention and control, central line-associated bloodstream infections, patient safety culture, antimicrobial resistance, critical care nursing, nursing education, and artificial intelligence in healthcare.