Dr. Arjun Singh is an Assistant Professor and Surgeon in the Head and Neck Oncology Department at the Tata Memorial Centre, Mumbai, India. Dr. Singh's main research interests include prevention and screening, clinical outcomes, rehabilitation, and health economics. He is the Principal Investigator in several trials that are both nationally and internationally funded. He is also part of several other trials spanning mobile health, tissue analysis, medical application of artificial intelligence, and developing imaging technology for diagnosis and screening. Dr. Singh is a public health enthusiast actively working in tobacco and areca nut control. He is part of public and private groups that work towards strengthening existing health delivery systems in low- and middle-income countries.