David Zweiker started his medical career already during medical school at the Department of Cardiology, Medical University of Graz, Austria. After graduation in 2015, he worked as researcher and physician at the Medical University of Graz. He completed his doctoral studies in medical sciences at the Medical University of Graz in 2021 and successfully performed clinical master's program in interventional electrophysiology at San Raffaele Hospital, Milan, Italy. Besides active research projects, especially in electrophysiology and interventional cardiology, he currently works as resident in Cardiology at the 3rd Medical Department, Wilhelminenhospital, Vienna, Austria.