12.6 Aggression — Why We Hurt Each Other and Watch | Psychology 2e
After this lesson you will be able to…
- Explore the psychological underpinnings of why humans hurt each other.
- Differentiate between hostile aggression (anger-driven) and instrumental aggression (goal-oriented).
- Understand hostile and instrumental aggression through a practical hammer analogy.
- Learn how aggression evolved and how its expression differs between genders.
- Understand how being blocked from a goal can lead to aggressive behavior.
- Define bullying by power imbalance and repeated behavior, noting gender differences.
- Examine how cyberbullying's anonymity and inescapability cause severe psychological harm.
- Learn about the bystander effect and its origin from the Kitty Genovese case.
- Grasp the core mechanism of the bystander effect: shared responsibility reduces individual action.
- Visualize diffusion of responsibility using the example of a car accident on a busy freeway.
- Discover how recognizing the bystander effect allows conscious action in social situations.
- Ponder how the vastness of the internet might secretly paralyze collective action.
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(0)This lesson unpacks the psychology of human aggression, from its two core forms to the social dynamics of bullying and bystander behavior. Drawing fro...
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Quiz: Psychology of Aggression, Bullying, and the Bystander Effect
FundamentalsAnswer each question based only on what was presented in the video lesson. No outside knowledge is required — all answers can be found directly in the video.
Practice: Aggression, Bullying, and the Bystander Effect
PracticeAnswer each question using what you learned in the video. Questions progress from basic recall to deeper application — think carefully before answering!