Professor Jan Marek is a Consultant Cardiologist with expertise in paediatric and prenatal cardiology and cardiovascular imaging. He has been working at Great Ormond Street Hospital (GOSH) since 2005.
Professor Marek is currently a Lead Consultant of Echocardiography and Prenatal Cardiology at GOSH, and also Professor at the Institute of Cardiovascular Sciences at University College London (UCL) and Charles University, Prague.
Professor Marek has completed five grants as a principal investigator and published more than 150 peer review articles. He published one textbook as a monograph and contributed to several other books and teaching materials.