Name a person that challengeed society by asking uncomfortable questions

One of the greatest philosphers of the 20th century was Ayn Rand. She spent her life making people uncomfortable. Rand, who wrote "The Fountainhead," and "Atlas Shrugged," was almost completly responsible for the Objectivist theory.

Nelson Mandela

Explanation:

South African leader Nelson Mandela was one of the most important political actors working against the apartheid discrimination process in South Africa and has become an international icon in the defense of humanitarian causes. Mandela questioned the standards of freedom of his day, questioned discrimination and the rights of minorities. These questions from Mandela shocked the conservative society of the time, who believed in the supremacy of those who had fair skin and fit the social standards set at the time.

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