1. The document discusses five concepts from social psychology: first impression, confirmation bias, optimistic bias, social comparison, and observational learning. 2. These concepts are illustrated through examples involving students named Hazel and Bolin discussing their exam results and study habits. 3. Optimistic bias is shown when Hazel thinks she won't get caught cheating on the exam, and confirmation bias when Bolin assumes Hazel did poorly based on previous information.