Bernard Stiegler (French: [stiɡlɛʁ]; 1 April 1952 – 5 August 2020) was a French philosopher. He was head of the Institut de recherche et d'innovation (IRI), which he founded in 2006 at the Centre Georges-Pompidou. He was also the founder in 2005 of the political and cultural group, Ars Industrialis, and the founder in 2010 of the philosophy school, pharmakon.fr, held at Épineuil-le-Fleuriel. His best known work is Technics and Time, 1: The Fault of Epimetheus.
He is also known as Stiegler.