Became the most iconic tennis player of his generation.
Became one of the most recognised TV stars in the world.
Became a globally recognised chemical engineer and a recipient of the Nobel Prize for chemistry.
Became the most cited engineer in history and one of the world's most celebrated Professors.
Became the first British astronaut to visit the International Space Station.
Became the President of South Africa and a Nobel Peace Prize winner.
Became a four times Invictus Games gold medallist after losing three limbs in Afghanistan.