Thomas Braun is Director at the Max-Planck-Institute for Heart and Lung Reseach, Bad Nauheim, Germany and Professor of Medicine at the Justus-Liebig-University Giessen, Germany. He studied medicine and philosophy at the Universities of Göttingen and Hamburg, where he obtained his MD and MD PhD. After postdoctoral training in Hamburg and in Boston in the lab of Rudolf Jaenisch at the Whitehead Institute, MIT he became group leader at the Technical University of Braunschweig in 1992 before he moved on to an associate professor position at the University of Würzburg in 1996. Work at this time period focused mainly on the analysis of crucial transcription factors determining the fate of muscle cells. After that he was appointed full professor and chair of Physiological Chemistry at the University of Halle-Wittenberg. In 2004 he was recruited by the Max-Planck-Society as founding director of the newly established Max-Planck-Institute for Heart and Lung Research in Bad Nauheim. Since 2004 he is also Professor of Medicine at the University of Giessen, Germany. His primary research currently focuses on the mechanisms driving skeletal and cardiac muscle development, regeneration and remodeling. He serves on various committees and advisory boards in Germany and abroad. He is an elected member of the German National Academy of Science, Leopoldina and the Academy of Europe and is editorial board member of several journals. Furthermore he is in the steering board of several national and international research consortia and spokesperson of the International Max-Planck-School for Heart and Lung Research. In 2014 he was elected president of the German Stem Cell Network.