Michiel Rienstra is Professor of Clinical Cardiology and specializes in atrial fibrillation and heart failure. In 2009, he was awarded with a NWO Rubicon grant and went to Harvard Medical School, Massachusetts General Hospital and the Framingham Heart Study for a post-doc on population genetics and epidemiology. In 2012, he was awarded with the NWO Veni grant for his project on genetics of atrial fibrillation. In 2015, the European Society of Cardiology academic grant supported his project on a big data approach in atrial fibrillation. Currently, Professor Rienstra is chairing a research group of (MD-)research fellows, MD-PhD-fellows, post-docs and students mainly on improving diagnosis (including genetics) and treatment of individuals with (or at risk of) atrial fibrillation and the combination of atrial fibrillation and heart failure.