Typically, the social redefinition of young people occurs in groups of peers who are approximately the same age and is known as cohorts. Young people experience the processes of social redefinition within a specific group of people of the same age and experience. This means that the group of people who share the same processes of social redefinition are cohorts, which can be identified based on the age range. For example, a cohort born in the same year and experiencing the same life events within a specific historical period.Social redefinition and self-identification is a crucial period for young people as they develop their sense of self, which may lead to a positive or negative outcomes. Peer groups play a crucial role in supporting young people through this process, and it is easier for individuals to deal with these changes when they have people of the same age group who can relate to their struggles.In conclusion, a cohort is a group of peers who are approximately the same age and experience the processes of social redefinition within a specific group of people of the same age. The social redefinition process is crucial for the development of a young person's sense of self, which is why peer groups play an essential role in this process.