Vosnesenskaya was born in
Tsarskoe Selo in the
Soviet Union, on 12 February 1928; both her parents were
geneticists. Her father Ivan Filippovich was arrested in 1938 and later executed. With her mother Clavdia Petrovna Vosnesenskaya, she left the Soviet Union after the
German invasion. After working in a
tuberculosis hospital and then in a maternity hospital, she attended university in the UK. == Work ==