A.S. Bisht, did his postgradute studies in Art conservation in Sydney under an Australian Government Senior Fellowship. After serving the Archaeological Survey of India for four years, he joined the National Museum, New Delhi, in 1958 and was the head of its Conservation Department from 1978 till his retirement in 1991 as the Chief Restorer. Mr Bisht is an authority on conservation and is well known in India and abroad. He has authored three books, Conservation Science; Scientific Aspects of Heritage study; and Conservation of Indian Miniatures and Illustrated manuscripts.