Aleksandar Medarevic is a medical doctor, social medicine specialist and researcher at the National Public Health Institute of Serbia. He graduated at the University of Belgrade where he is performing his doctoral thesis. His research interest is focused on the organization, efficiency and quality of health care systems and health prevention among risk groups, using a multidiscipline approach. In addition, he does not neglect his primary profession as a medical practitioner. He has published in Scopus/ SCI/ ISI Indexing journals and has participated in international collaborations.