Dr. med. Athanasios Frydas is a board-certified cardiologist and Clinician Scientist at the German Heart Center of Charité – Campus Virchow Klinikum in Berlin, Germany. He completed his medical studies at the Aristotle University of Thessaloniki and the University of Leipzig, graduating with distinction. In 2021, he earned his doctoral degree (summa cum laude) at Charité – Universitätsmedizin Berlin with a dissertation on the clinical relevance of left atrial strain in heart failure. Dr. Frydas has extensive experience in clinical cardiology, intensive care medicine, and cardiac implantable devices, and serves as an instructor for transthoracic and transesophageal echocardiography certified by the European Society of Cardiology. His research focuses on left atrial mechanics, thromboembolic risk assessment, and cardiac imaging biomarkers in heart failure and atrial fibrillation. He is an active member of the ESC, DGK, DEGUM, and DZHK, and has received several academic awards, including the Young Investigator Award from the European Society of Hypertension.