Prof. Zbigniew Żuber, MD, PhD, is a specialist in pediatrics and rheumatology. In 2002, he obtained a doctorate in medical sciences and, in 2015, a habilitated doctorate in medical sciences. He works at the Provincial Specialist Children’s Hospital of St. Ludwika in Krakow as the head of the Department of Older Children with subunits of Neurology and Rheumatology. Since 1 October 2016, he has been the head of the Department of Pediatrics, Faculty of Medicine and Health Sciences, Andrzej Frycz Modrzewski Krakow University, Krakow, Poland. He is a member of the Polish Society of Rheumatology and is currently vice-chairman of the Management Board of the Małopolska Branch of the Polish Society of Rheumatology. Since September 2017, he has been the chairman of the Section of Rheumatology of Developmental Age of the Polish Society of Rheumatology. Currently, from 2021, he is the President Elect of the Main Board of the Polish Society of Rheumatology. He is a member of the Imaging Section of the Polish Rheumatological Society. He is also a member of the Polish Pediatric Society and the Polish Ultrasound Society. He is the author/coauthor of several dozen scientific papers published in Polish and foreign scientific journals, the vast majority of which concern pediatric and rheumatological issues, mainly pediatric rheumatology, and also in the field of rare diseases.