The document discusses several theorists who contributed to structuralist theories of narrative. It describes Tzvetan Todorov's concepts of equilibrium, disequilibrium, and new equilibrium in narratives. It also mentions Roland Barthes' five codes that make up narratives, including the enigma code. Claude Levi-Strauss argued that narratives are based on binary oppositions and deeper paradigmatic meanings rather than surface structures. Vladimir Propp analyzed folk tales and identified eight character roles and 31 predictable functions that commonly occur.