This essay needs to be based on material. The following three links are optional material Red Radio Hour: https://www.npr.org/podcasts/510298/ted-radio-hour Hidden Brain: https://www.npr.org/series/423302056/hidden-brain Invisibilia: https://www.npr.org/podcasts/510307/invisibilia The biggest requirement of the assignment is to use the material to relate to the content I have learned. Here I will briefly talk about the key words of the content I have learned. I can’t say it in detail （1） Consciousness （2）Biopsychology ：The importance of each hemisphere of the brain’s cortex （3） Emotion & Personality ：single emotion, but a mixed emotion storm （4）Social Psychology ：social influence on your own behavior， behavior of others， stereotyping, prejudice, or discrimination， the influence of cognitive dissonance on your own behavior