Juan Tamargo is Professor of Pharmacology in the School of Medicine of the University Complutense of Madrid (Spain). He graduated as physician, obtained a PhD in Pharmacology and a master’s degree in clinical pharmacology. He completed his postgraduate training in the New York Upstate and Downstate Medical Centres (US) and the Universität des Saarlandes (Germany). He is Member of the Royal National Academies of Pharmacy and Medicine and of the Spanish Institute. His primary research interest is cardiovascular pharmacology, with a focus on cardiac electrophysiology and arrhythmias. He is an editorial board member for: Basic & Clinical Pharmacology & Toxicology, Cardiovascular Drugs and Therapy, European Cardiology Review, Frontiers in Physiology (Cardiac electrophysiology), Frontiers in Drug safety and Regulation, and J. Pharmacological Sciences. Associated Editor of the International Journal of Cardiology and European Heart Journal-Cardiovascular Pharmacotherapy.