Jaksa Babel earned his MD from the University of Zagreb, School of Medicine in 2004 and is now pursuing a PhD in Biomedicine at the same institution. He is working as an Internal and Intensive Care Medicine specialist at the University Hospital Center Zagreb. He is an active member of several professional societies including ESICM. He currently holds the position of the vice-president of the Croatian Society for Organ Support, and is also an active member of the European Working Group on the Prevention of Bacterial Infections, COMBACTE, where he collaborates as an associate. His research interests include critical illness, sepsis, transplant immunology, and hematology.