Dr. Sudhir Kalhan is the Senior Consultant and Co-Chairman of the institute of Minimal Access, metabolic and bariatric surgery at the Sir Ganga Ram Hospital in New Delhi. He has more than two decades of experience and has a special interest in laparoscopic surgeries. Dr. Sudhir Kalhan has gained wide exposure from having international experience in both laparoscopic and bariatric surgeries. He is affiliated with various organizations and has numerous research projects to his name including numerous ongoing ones on obesity. He is a dedicated and accomplished medical professional who follows ethical approach in his treatments.