Dr. S Bal is the Director of the department of Thoracic Surgery and Thoracic Surgical Oncology at Fortis, Vasant Kunj and Fortis Memorial Research Institute, Gurgaon. Dr. Bal, is an alumnus of AIIMS, New Delhi and was, till 2005, an Additional Professor of Surgery and Consultant Thoracic Surgery and Chief of the Lung Cancer and other thoracic malignancies Clinic at his alma mater, the prestigious All India Institute of Medical Sciences, New Delhi. He is a former fellow of the internationally renowned Memorial Sloan Kettering Cancer Centre at New York and a Senior Registrar at the Royal Marsden Cancer Hospital, London. He has trained in Thoracic surgery in AIIMS, New Delhi and in the UK at the South West Regional Thoracic Surgery Unit at Bristol and at the Brompton Chest Hospital, London. He has been a clinical research fellow at University of Leicester, UK in Lung Volume Reduction Surgery for Emphysema which he has pioneered in India. Dr. Bal is also one of the pioneers in diagnostic and therapeutic thoracoscopic procedures and today, the department gets referrals from all over North, East and North-East India. He is a member of many surgical societies in India, USA, UK and Japan and has numerous peer reviewed scientific publications and awards to his credit including the Norman Tanner Best Paper Award (Royal Society of Medicine, UK), the Japanese Surgical Society Award in 1996 1997, the Varoon Mahajan Fellowship of the Memorial Sloan Kettering Cancer Centre, New York, USA, the Escorts Raj Nanda Pulmonary Fellowship to Glenfield Hospital, University of Leicester, UK and the Best Paper Award of the Indian Association of Surgical Oncology in 2002.