This document discusses the genre of psychological thrillers. It defines psychological thrillers as thrillers that emphasize the psychology of unstable characters. It lists some common conventions like low lighting, tense music, flashbacks, and black and white filters. It also notes common themes of death, reality, identity, and existence. Example psychological thriller films mentioned are Black Swan, The Silence of the Lambs, Psycho, and Jacob's Ladder. Common iconography includes knives, shadows, confined spaces, running water, and barred windows. Main character types are the protagonist who seeks to restore order and the antagonist who tries to defeat the protagonist.