Guy-Ernest Debord (; French: [gi dəbɔʁ]; 28 December 1931 – 30 November 1994) was a French Marxist theorist, philosopher, filmmaker, critic of work, member of the Letterist International, founder of a Letterist faction, and founding member of the Situationist International. He was also briefly a member of Socialisme ou Barbarie.
Debord is best known for his 1967 essay The Society of the Spectacle.
Source : Wikipedia