The bystander effect is an important psychological concept where people do not help others in need because they believe someone else will. This often occurs because of the diffusion of responsibility, in which each person assumes someone else will take action or is better suited to do so. People may hesitate to help because they are unsure if they will be able to. This can result in disasters during emergencies because someone clearly in trouble will not get help. In large crowds, it is often called the crowd effect. Someone might be suffering, and there will be a crowd of people around them, but no one will take action. One actual example of the bystander effect in action was in a case involving Kitty Genovese. She was a young woman who died outside her apartment. Many people heard her cries for help, but no one responded because they assumed someone else would. While it was later revealed to be a more complicated story than that, it was still one of the original incidents that brought the bystander effect to the public eye. It helped researchers study the bystander effect and helped us get a better understanding of what it is. Nowadays, this concept is taught in psychology classes across the world, and it is much better understood. Psychology as a field is important for the average person to understand. It is important to understand concepts like the bystander effect, so we can step up and help people who might be in need instead of ignoring the problem. Specifically, one way to overcome the bystander effect is to recognize the situation and take personal responsibility to act.