Introduction
In the wake of ubiquitous technologies that surrounds people, such as convenient smartphone and social media on the internet, snapping a picture or filming a video and then share them on the internet become a universal phenomenon, especially in young people. However, excessive information on the internet gives users an illusion that mishaps, melancholies, and even fatal events seen on the internet are just common and normal, making the users numb and ignorant to others ' misfortunes. There are many videos and pictures, taken by bystanders, about physical assaults, sexual assaults, or people in dangerous situations. These bystanders watched and filmed the event without never thinking about stopping it. …show more content…
She was attacked in the alley of an apartment complex in Queens, New York, in 1964. There were 38 of the apartment residents either saw the attack from the windows or heard her scream for help, but no one attempted to help in the 45 minutes long attack (Aronson, 21). There are some barriers of helping will stop bystanders to help like shyness or fear of negative evaluation from others, and bystander effect is also one of the barriers. Bystander effect is defined as “the finding that the greater the number of bystanders who witness an emergency, the less likely any one of them is to help” (315). To better interpret the bystander effect, Latane and Darley (1970) developed a five-step description for how do people decide whether to help in an emergency: notice the event, interpret the event as an emergency, assume responsibility, know appropriate form of assistance, and implement decision (Aronson, 23). Following cases will be further analyzed for better understanding how does bystander effect and other factors influence