Martin Andreas is Associate Professor for Cardiac Surgery at the Medical University of Vienna. He is an expert for open, minimally-invasive and transcatheter heart surgery including dezellularized homografts, the Ross procedure, mitral valve repair, TAVR and TMVR. He started his training at the Department of Clinical Pharmacology and was a resident for internal medicine (cardiology and gastroenterology) before he changed to Cardiac Surgery. He finished his PhD for Vascular Biology in 2013, received the board exam for Cardiac surgery in 2014, was appointed Associate Professor in 2017 and gained his MEBCTS in 2018. After being trained for cardiac surgery, he went to Zurich and was trained in transcatheter procedures in 2017. He received the EACTS fellowship for Aortic root repair and the AATS fellowship for Advanced Valve disease. Currently, he is running the hybrid OR and the Valve Disease Program at the Medical University of Vienna.