Ewa Stępień is a doctor in biology and a professor in medicinal biology and medical physics. She is a scientist and a practicing medical diagnostician, specialized in cardiovascular diseases and cancer. After leading the Molecular Biology Laboratory at the John Paul II Hospital in Cracow, she became the Head of the Department of Medical Physics at the Jagiellonian University. The main interest of Prof. Stepien is research on extracellular vesicles in vascular diseases and cancer by means of systems biology approach, including high throughput biology as spectroscopy, gene expression microarrays, or proteome analysis. Prof. Stepien developed a new test based on the Raman spectroscopy analysis of urine microvesicles to diagnose renal failure in diabetes. Prof. Stepien is th president (2019-2021) of the Experimental Cardiology section of Polish Society of Cardiology (PTK) and a member the Committee of Physiological and Pharmaceutical Sciences of Polish Academy of Science.