October. Art Theory Criticism Politics [no.] 45. [Techniques of the Observer - The Ends of Art according to Beuys - Joseph Beuys, or The Last of the Proletarians - Haacke, Broodthaers, Beuys - The Sound of O in Othello: The Real of the Tragedy of Desire - Lacan's Psychoanalysis, or The Figure in the Screen - Reproducing Nature: The Museum of Natural History as Nonsite].