Dr. P. K. Sachdeva, the well-known neurosurgeon in Delhi. A medical graduate from Maulana Azad Medical College, Dr. Sachdeva holds an MS from Lady Hardinge Medical College and an MCh Neurosurgery from GB Pant Hospital, New Delhi. Dr. Sachdeva brings with him a vast experience of nearly two decades in the field of neurosurgery, neuro-oncology, and radio-surgery. Besides the body of his surgical work, he is an avid speaker at national and international conferences. He has participated in a number of trials in the treatment of high-grade brain tumors. He has held the position of a Visiting Consultant at Royal Preston Hospital, UK, and has trained in Gamma Knife Radio-Surgery at the prestigious New York Medical School, USA. He has undergone training for the cyber knife from a very reputed center (Miami Cyberknife Centre) at Miami USA.