Dr. Rajnish Sardana has been a pioneer in the field of cardiac electrophysiology being part of the evolution of the field in India. He is a graduate and post-graduate of Delhi University and had done his DM cardiology from prestigious PGI, Chandigarh in 1996. After his initial training at Escorts Heart Institute, New Delhi he went on to do his fellowship in cardiac electrophysiology from the famous University of Toronto, Canada. He has served in high positions at the escorts heart institute and Apollo hospital, Delhi besides establishing the departments of cardiac pacing and electrophysiology at Metro Heart Institute and Jaypee hospital at Noida.