Tim O'Sullivan and Pam Cook argue that all media texts tell stories and follow common narrative structures. Todorov produced a theory that all media follows five stages of equilibrium, disruption, recognition, attempt to repair, and new equilibrium. Sven Carlsson's theory discusses how music videos use binary oppositions and fall into performance, conceptual, or art categories. Kate Domaille believes all stories fit into eight narrative types based on classical stories. Claude Levi-Strauss and Michael Shore argue that narratives reduce the complex world into simple binary opposites like good vs evil through stereotypical characters, locations, and props.