Kaan Boztug studied Medicine at the Universities of Düsseldorf, Freiburg (DE), and London (UK), and he did his experimental MD thesis with I. Campbell at the Scripps Research Institute, La Jolla (USA) and postgraduate research and clinical training in Pediatrics with C. Klein, Hanover Medical School (DE). He is the Director of the CeRUD Vienna Center for Rare and Undiagnosed Diseases and LBI for Rare and Undiagnosed Diseases and Adjunct PI at CeMM Research Center for Molecular Medicine (former Full PI). Since 2019, he was appointed as Scientific Director at the St. Anna Children’s Cancer Research Institute. He holds an appointment as Professor of Pediatrics at MedUni Vienna and Consultant in Pediatric Hematology Oncology/Head of Immunology, St. Anna Children’s Hospital. In his scientific work to date, the major focus has been to decipher the fundamental genetic and pathobiological mechanisms underlying inherited bone marrow failure syndromes, such as congenital neutropenias and inborn errors of immunity with a focus on diseases that are characterized by profound immune dysregulation and pediatric cancer predisposition.