South African President Nelson Mandela (R) and Second Deputy President F.W. de Klerk hold their hands high as they address a huge crowd of people in front of the Union Building after the inauguration ceremony in Pretoria in this May 10

Christiaan Neethling Barnard November 1922 – 2 September was a South African cardiac surgeon who performed the world's first successful human-to-human heart transplant assisted by his brother, Marius Barnard.