Cardiologist, specialized in Rhythmology, cardiac devices and Holter-ECG; Consultant at University clinics for Cardiac surgery; Fellow of the European Society of Cardiology; Associate Professor at University hospital of Vienna; Chairman of conservative Habilitation Commission at Medical University of Vienna; Co-Chair of Austrian working group for Rhythmology; Secretary of Austrian Society of Holter-Monitoring; Member of the Expert panel of the European Commission for medical devices; former Attending Professor for Rhythmology at SZU Bratislava.