Philipp Sommer, M.D., FHRS, FESC, FEHRA. Professor of cardiology at the Herz- und Diabeteszentrum, Ruhr-University of Bochum, Bad Oeynhausen. Born 1975, Med School 1995-2002. Fellow at the Heart Center Leipzig 2003-2007, Resident in Cardiology 2007-2013, Head of EP labs and Deputy Director in the Department of electrophysiology 2013-2017. Since 11/2018 Director of clinic for electrophysiology HDZ NRW in Bad Oeynhausen. Reviewer for international journals (EHJ, JACC, The Lancet), Associate Editor Europace, Deputy Editor EHJ Case reports, Member of scientific committee of „Herzschrittmachertherapie & Elektrophysiologie“, Section Editor in „Journal of Cardiology“. Recognition as FHRS (Fellow of Heart Rhythm Society) in 2012, Recognition as FESC (Fellow of European Society of Cardiology) in 2013, Recognition as FEHRA (Fellow of European Society of Cardiology) in 2017, Visiting Professor of Medicine University of Dalian, P.R.C. since 2015, Speaker of the EP working group of the German Society of Cardiology 2019-2021.