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.
2006 Nobel Peace Prize make low-cost, high-nutrition food for the poor; while the rest would go toward setting up an eye hospital for the poor in Bangladesh. Former U.S. president Bill Clinton was a vocal advocate for the awarding of the Nobel Prize to Yunus. He expressed this in "Rolling Stone" magazine as well as in his autobiography "My Life." In a speech given at University of California, Berkeley in 2002, President Clinton described Yunus as "a man who long ago should have won the Nobel Prize [and] I’ll keep saying that until they finally give it to him." Conversely, The Economist stated explicitly