Denis Diderot (5 October 1713 – 31 July 1784) was a French writer. He belonged to a progressive group that was prominent during the Enlightenment. He is best known for as co-founder, chief editor, and contributor to the Encyclopédie along with d'Alembert. The encyclopedia was aimed at changing the way people think and coincided with his vision of Enlightenment.
Diderot is also famous for his novel Jacques le fataliste et son maître (Jacques the Fatalist and his Master and the dialogue.