Definition The phenomenon which explains the likeliness of a person to take some sort of action to help someone in distress depending on the number of people present in the scene is regarded as bystander effect. If you witnessed a emergency situation happening in front of you, you would definitely take some sort of action right? Psychologists argue that it may not be the case as number of people present in the scene impacts how you (a person) would react. A basic understanding of this phenome...