Denis Diderot

Denis Diderot (; 5 October 1713 – 31 July 1784) was a French philosopher, art critic and writer. He was a known figure during the Enlightenment. He is best known for serving as co-founder, chief editor and contributor to the "Encyclopédie" along with Jean le Rond d'Alembert. 
Diderot died from pulmonary thrombosis in Paris, aged 70.