Isabelle Meyts obtained her medical degree at the University of Leuven, Belgium in 1999. In 2007 she obtained her license in Pediatrics as well as her PhD degree with a work studying the role of Th subsets in allergic airway inflammation. At the University Hospitals Leuven, Belgium, in the Department of Pediatrics, she built the Pediatric Primary Immunodeficiency Unit and is responsible for the diagnosis and treatment of children affected by primary immunodeficiency. She has built expertise in hematopoietic stem cell transplantation for primary immunodeficiency. Her efforts led to the recognition of the Department of Primary Immunodeficiencies as a Jeffrey Modell Foundation Diagnostics and Research Center already in 2011 and to an Edelweiss Award by Radiorg. Her research centers on the genetic and functional unraveling of inborn errors of immunity. Recent focus has been on DADA2 and on various innate immune system disorders. In 2018 she was elected President of the European Society for Immunodeficiencies.