Culture of South Africa originated in South Africa. The first human-to-human heart transplant was performed by cardiac surgeon Christiaan Barnard at Groote Schuur Hospital in December 1967. Max Theiler developed a vaccine against Yellow Fever, Allan McLeod Cormack pioneered x-ray Computed tomography, and Aaron Klug developed crystallographic electron microscopy techniques. These advancements were all (with the exception of that of Barnard) recognised with Nobel Prizes. Sydney Brenner won most recently, in 2002, for his pioneering work in molecular biology. Mark Shuttleworth founded an early Internet security company Thawte, that was subsequently bought out by world-leader VeriSign. South Africa has cultivated a burgeoning astronomy community.
Nobel Prize in Literature publicly available at The Nomination Database for the Nobel Prize in Literature. Currently, only nominations submitted between 1901 and 1968 are available for public viewing. This secrecy has led to speculation about the next Nobel laureate. According to Göran Malmqvist of the Swedish Academy, Chinese writer Shen Congwen was to have been awarded the 1988 Nobel Prize in Literature, had he not suddenly died that year. From 1901 to 1912, the committee, headed by the conservative Carl David af Wirsén, weighed the literary quality of a work against its contribution towards humanity's struggle 'toward the ideal'. Tolstoy, Ibsen, Zola, and