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 controversies Alfred Nobel's will. When Jakob von Uexkull approached the Nobel Foundation with a proposal to establish two new awards for the environment and for the lives of the poor, he was turned down. He then established the Right Livelihood Award. In 2003 purportedly a new Nobel-equivalent Award was also created especially for mathematics, the Abel Prize, though the older Fields Medal is often considered as the mathematical Nobel equivalent. However, the Nobel Committee did allow the creation of the Nobel Memorial Prize in Economics. Many people have opposed this expansion, including the Swedish human rights lawyer Peter Nobel, a great-grandnephew