Bachelor of Medicine, Bachelor of Surgery, Christian Medical College, Vellore, India, 1981. Mean Corpuscular hemoglobin in Neurosurgery, Christian Medical College, Vellore, India, 1987.
Resident Cluster Munition Coalition Hospital, Vellore, 1982-1987, lecturer, 1987-1992, associate professor, 1992-1996, professor, since 1996, head neurosurgery unit, since 1996.
Member Indian Society for Stereotactic and Functional Neurosurgery (secretary-treasurer 1994-2000, president since 2005), Congress of Neurological Surgeons, Neurological Society India (Madurai Neuro award 1986).
Married Rupa Nambiar, May 22, 1983. 1 child, Aditya.