Szymon Jonik, since 2019, has been a junior assistant doctor and resident in the field of cardiology at the 1st Department of Cardiology of the Medical University of Warsaw. Scientifically, he is mainly interested in safety and efficacy of Heart Team decisions for daily clinical practice and association between gastrointestinal incretins (GIP, GLP-1) and cardiovascular risk. He has been a participant at national and international conferences, local coordinator of the ISCHEMIA study (International Study of Comperative Health Effectiveness with Medical and Invasive Approaches) at the 1st Department of Cardiology of the Medical University of Warsaw, and author or co-author of nearly 40 publications in the field of cardiovascular medicine. Since 2019, he has been a fellow of the Polish Society of Cardiology, and since 2021, a fellow of the European Society of Cardiology.