Endre Zima, MD, Ph.D., is the chief of the cardiac ICU at the Heart and Vascular Center of Semmelweis University, Budapest, Hungary. He is a consultant in anesthesiology, intensive care, and cardiology. He achieved a Ph.D. and a medical habilitation degree from Semmelweis University in 2006 and 2017, respectively. He is a full Instructor of the European Resuscitation Council in Advanced Life Support (ALS) and Basic Life Support (BLS). He is a fellow of the European Society of Cardiology, the European Heart Rhythm Association (EHRA), and the Acute Cardiovascular Care Association. He achieved the EHRA accreditation for Cardiac Pacing and Implantable Cardioverter Defibrillators. He is the past president of the Working Group on Cardiac Arrhythmias and Pacing and a board member of the Hungarian Society of Cardiology and Working Group on Heart Failure. He is a member of the Hungarian Society of Resuscitation and the Hungarian Society of Anesthesiology and Intensive Therapy. His fields of research are cardiopulmonary resuscitation, post-cardiac arrest intensive care, arrhythmias, ICDs/implantable pulse generators (IPGs), cardiac resynchronization therapy (CRT) therapy, defibrillator development, acute and intensive cardiac care, cardiogenic shock/acute heart failure, and invasive hemodynamic monitoring.