Anselm Uebing studied medicine at Heinrich Heine University in Düsseldorf. Thereafter he completed his training as a pediatrician and pediatric cardiologist at University Hospital in Kiel.  From 2004 to 2006 Anselm Uebing received clinical and scientific training in the treatment of adults with a congenital heart at the Royal Brompton Hospital in London and specialized as a "London -Toronto Fellow” in Adult Congenital Heart Disease. From 2006 to 2010, he worked as a senior physician at the Clinic for Congenital Heart Defects and Pediatric Cardiology in Kiel, Germany. In 2010, he moved to the Royal Brompton Hospital London, where he became head of the cardiac catheterization laboratory in the adult congenital heart defect unit. In 2017 he became head of the Department of Pediatric and Adolescent Medicine - Pediatric Cardiology at Münster University Hospital. Since April 2019, Anselm Uebing has been Director of the Clinic for Congenital Heart Defects and Pediatric Cardiology at Christian Albrechts University of Kiel (CAU). Anselm Uebing is also a DZHK (Deutsches Zentrum für Herz-Kreislauf-Forschung, German Centre for cardiovascular research) scientist at the Hamburg/Kiel/Lübeck site.

Helmut Baumgartner studied at the medical faculty of the University of Vienna. After spending time as a visiting researcher at institutes such at the Cedars-Sinai Medical Center, University of California, Los Angeles (USA), he directed the Echocardiography Lab, as well as additional different research programs, at the University of Vienna. He was also a member of the Ethical Review Board of the medical faculty at the University of Vienna until 2007, when he accepted a call to the University of Münster. He was granted with numerous awards for his research activities in the field of heart valve disease in adults with congenital heart disease, which include clinical and experimental research on echocardiography and catheter interventions in congenital and acquired heart valve defects, as well as on myocardial vitality. For many years, Helmut Baumgartner was the president of the Austrian Society of Cardiology. For the German Cardiac Society, he acted as a member of the guideline committee for the treatment of heart valve disease and congenital heart disease in adults. He is a member of the European Society of Cardiology (ESC) and an associated editor of the European Heart Journal. Helmut Baumgartner is both a member and deputy chair of the Competence Network for Congenital Heart Defects Management Board. He also acts as a member of the research network’s Steering Committee.

After graduating and earning his doctorate at the Hannover Medical School, Hashim Abdul-Khaliq was initially based at the department of neonatology of the pediatric clinic at Auguste-Viktoria-Klinikum Berlin for three years. After that, he worked with the Department of Congenital Heart Disease – Pediatric Cardiology at Deutsches Herzzentrum Berlin for twelve years. For the past six years, he has been a senior physician there. After qualifying as a professor at the Humboldt-Universität (Berlin), he accepted a call to the Klinik für Kinderkardiologie at the Saarland University Hospital. Hashim Abdul-Khaliq is a member of the German Society of Paediatric Cardiology (DGPK), the German Cardiac Society (DGK) and the Association for European Paediatric and Congenital Cardiology (AEPC). The pediatric cardiologist additionally advises the patient associations as a member of the medical-scientific board of Marfan Hilfe (Deutschland) e. V., as well as of the advisory board of the Bundesverband Herzkranke Kinder e. V. Hashim Abdul-Khaliq is a member and the Chair of the Competence Network for Congenital Heart Defects Executive Board. He also acts as a member of the research network’s Steering Committee.

Ulrike Bauer studied human medicine at the Humboldt University of Berlin. After finishing her doctorate on echocardiography in congenital heart disease, she was a resident for internal medicine at the county hospital in Chemnitz, after which she transferred to the Institute for Cardiovascular Diagnostics at the Charité Berlin. From there she transferred to the department of pediatric cardiology at the German Heart Center, Berlin (Deutsches Herzzentrum Berlin). Under the guidance of Prof. Dr. Peter E. Lange, Ulrike Bauer started setting up a nationwide register for congenital heart disease. The initiative by Prof. Dr. Peter E. Lange lead to the founding of the association of the National Register for Congenital Heart Defects. It was jointly supported by the board of trustees of Deutsches Herzzentrum Berlin and the cardiac societies, as well as by parent and patient associations. The same year was also the kick-off for creating the Competence Network for Congenital Heart Defects, which could took place thanks to government grants. Ulrike Bauer is a member of the German Society of Paediatric Cardiology (DGK), the European Society of Cardiology (ESC), the German Cardiac Society (DGK) and the Association for European Paediatric and Congenital Cardiology (AEPC).