This document provides an overview of a social psychology lesson on attitude formation and change. It discusses key topics including: 1. What attitudes are, their functions, and how they are measured. Attitudes are evaluations of people, objects, and ideas that can be positive or negative. 2. The components of attitudes - the affective, behavioral, and cognitive components. Attitudes also have explicit and implicit aspects. 3. The relationship between attitudes and behaviors. Attitudes both influence and are influenced by past behaviors, and predict future behaviors in certain contexts. 4. Theories of attitude formation and change, including the elaboration likelihood model of persuasion and cognitive dissonance theory.