# Being and Nothingness | ![img \|150](https://upload.wikimedia.org/wikipedia/en/1/1f/Being_and_Nothingness_%28French_first_edition%29.JPG) | **Being and Nothingness**: An Essay on Phenomenological Ontology, sometimes published with the subtitle A Phenomenological Essay on Ontology, is a 1943 book by the philosopher Jean-Paul Sartre. In the book, Sartre develops a philosophical account in support of his existentialism, dealing with topics such as consciousness, perception, social philosophy, self-deception, the existence of "nothingness", psychoanalysis, and the question of free will. | |-|-| | | wikipedia:: [Being and Nothingness](https://en.wikipedia.org/wiki/Being_and_Nothingness) |