sentences:  Najder's 1983 biography of Conrad, substantially revised in 2007, is regarded as an important work in Conrad scholarship.Born in Warsaw on 31 October 1930, Najder studied at Warsaw University (1949–1954) and at St Antony's College, Oxford (1959–1969), earning doctoral degrees in philosophy and Polish literature.He added a second doctoral degree in Polish literature in Poland in 1978.