Adosh Sen was a surgeon based in New Delhi, India. He was born in Dalhousie, India, on 27 June 1942. His father, Santosh Kumar Sen, a surgeon, and his mother, Sita Sen, a gynaecologist, had founded the celebrated Dr Sen’s Nursing Home, in New Delhi. He was educated at the Modern School, Barakhamba Road, New Delhi, where he excelled in sport, particularly swimming. He did his premedical studies at the Hindu College, before going on to study medicine at the Maulana Azad Medicel College, where he continued to swim, representing his state in the All India championship. After house jobs he went to England to specialise in surgery, and completed training posts at Rowley Bristow Orthopaedic Hospital, Pyrford, St Peter’s Hospital, Chertsey, and Barking General Hospital. He returned to India as a general surgeon in his father’s clinic in New Delhi. He married Rehana Tasadduq Hosain in 1969 in London, who had a masters degree in English and taught that subject in New Delhi. They had three sons, Ashish, Nikhil and Shirish, none of whom went into medicine. Sen continued to be a keen sportsman, his main sport being swimming, but he was also a keen follower of cricket. Among his many interests was education, and he was vice president of the Magic Years Educational Society, which promotes Montessori education, and served on the board of trustees of the Modern School and its many branches. He died on 18 April 2005.