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.

Gerhard-Paul Diller studied medicine at the Ludwig-Maximilians University in Munich and he received much of his clinical training in Great Britain, at the Royal Brompton Hospital, London. In his research, the certified ACHD expert focuses on adults with congenital heart disease and pulmonary hypertension. In addition, he holds a Master’s degree (M.Sc.) in Health Economics Policy and Management from the London School of Economics, London, UK. Gerhard-Paul Diller has been Director of the Clinic for Cardiology III: Congenital Heart Defects (EMAH) and Valvular Heart Disease at the University Hospital Münster since July 2024. Gerhard-Paul Diller is an executive board member of both the European Heart Rhythm Association and the ESC-Working-Group Grown Up Congenital Heart Disease. Furthermore, he is the deputy chair of the AG 9 Kongenitale Herzfehler (working group on congenital heart disease) of the German Cardiac Society (DGK). Gerhard-Paul Diller is a member of the Competence Network for Congenital Heart Defects where he is also a member of the Review Board.

After graduating and earning his doctorate at the Hannover Medical School, Hashim Abdul-Khaliq spent three years in the Department of Neonatology of the Pediatric Hospital at Auguste-Viktoria-Klinikum Berlin. For the next twelve years, he joined the Department of Congenital Heart Disease – Pediatric Cardiology at Deutsches Herzzentrum Berlin, as serving as a senior physician for the past 6 years. After his habilitation at Humboldt-Universität (Berlin), he was appointed to the Department of Pediatric Cariology at Saarland University Hospital. Hashim Abdul-Khaliq is a member of the German Society of Pediatric 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 of the Competence Network for Congenital Heart Defects (KNAHF), which he represented as Chairman of the Board from 2009 to 2022. He is a member of the KNAHF Steering Committee and has been Vice-Chair of the Research Network since June 2022.