Andre Gide was a French author, poet, and playwright who was awarded the Nobel Prize in Literature in 1947. He is best known for his novel The Immoralist, which was published in 1902. Gide was a prominent figure in the French literary scene of the early 20th century and was a major influence on the development of French literature. He was also an important figure in the development of existentialism and post-structuralism. Gide's works often explored themes of morality, sexuality, and religion, and he was a vocal advocate for freedom of expression.