This document outlines the key concepts and examples used in a social psychology video assignment. It discusses 5 concepts: stereotype, sexism, direct aggression, bystander effect, and social perception. For each concept, it provides a definition and illustrative examples from the video of how that concept was depicted, such as showing stereotyping of gender roles, sexism in responses to aggression towards different genders, and the bystander effect when others ignored an altercation.