Dr. Moshe Rav Acha is a senior Cardiac Electrophysiologist at the Shaare Zedek Medical Center, affiliated with the Hebrew University of Jerusalem, and is currently the Head of the Syncope Service in the hospital. Dr. Rav-Acha graduated from the Hebrew University Medical School and completed internal medicine and cardiology residencies at Hadassah Hospital, Jerusalem. Dr. Rav-Acha completed a cardiac electrophysiology fellowship at Massachusetts General Hospital, affiliated with Harvard University, Boston, MA, USA. Dr. Rav-Acha is deeply involved in both basic and clinical research. He completed a Ph.D. thesis within the Hebrew University Neuroscience Department on the characteristic cellular electrical manifestations underlying Parkinson's disease. Dr. Rav-Acha has contributed to several publications, including multicenter studies regarding pacemaker complications, COVID-19 arrhythmias, and dynamic QRS width in heart-failure patients.