Ninety-four-year-old global icon Nelson Mandela is ailing and the world is bracing themselves for the inevitable. See the story of Mandela through South African political cartoons, curated by John Curtis of Using only the work of South African satirists turned out to be a challenge since a ban during the Apartheid era made it illegal to show Mandela’s image. But Mandela’s absence in political cartoons turns out to be part of the story.