The document provides an overview of several postmodernist theories and theorists related to genre. It discusses John Fiske's theory of intertextuality and how audiences make sense of genres based on cultural knowledge. It also mentions Roland Barthes, Jacques Derrida, Claude Levi-Strauss, Gerard Genette, and their contributions to understanding genres and intertextuality. The document then discusses some key postmodernist thinkers like Baudrillard, Lyotard, Jameson, and their perspectives on simulation, rejecting grand narratives, and viewing postmodernism as responding to late capitalism.