This document provides an overview of key concepts in representation theory including ideology, stereotypes, and how representations are encoded to reinforce dominant views. It discusses theorists like Karl Marx who believed ideology is imposed from dominant groups, and Laura Mulvey's concept of the male gaze which objectifies women. The document also covers David Gauntlett's view that gender roles are more complex today and identities are constructed. It provides questions researchers should ask when analyzing media representations and suggests representation is meant to help audiences make sense of messages.