Peter Andreas Thiel is an American entrepreneur, venture capitalist, philanthropist, political activist, and author. He was ranked No. 4 on the Forbes Midas List of 2014, with a net worth of $2.2 billion, and No. 315 on the Forbes 400 in 2017, with a net worth of $2.6 billion. He co-founded PayPal in 1999, and served as chief executive officer until its sale to eBay in 2002 for $1.5 billion.
Nelson Rolihlahla Mandela was a South African anti-apartheid revolutionary, political leader, and philanthropist, who served as President of South Africa from 1994 to 1999. He was the country's first black head of state and the first elected in a fully representative democratic election. His government focused on dismantling the legacy of apartheid by tackling institutionalised racism and fostering racial reconciliation. Ideologically an African nationalist and socialist, he served as President of the African National Congress party from 1991 to 1997.
Irène Joliot-Curie was a French scientist, the daughter of Marie Curie and Pierre Curie and the wife of Frédéric Joliot-Curie. Jointly with her husband, Joliot-Curie was awarded the Nobel Prize in Chemistry in 1935 for their discovery of artificial radioactivity. This made the Curies the family with the most Nobel laureates to date. Both children of the Joliot-Curies, Hélène and Pierre, are also esteemed scientists.