The document discusses sociological research on reasons why people join gangs. It identifies four main reasons: status frustration, sense of belonging, social networks, and peer pressure. It outlines the work of three sociologists - Albert Cohen, Walter Miller, and Howard Williamson - and the reasons they attributed to gang membership: status frustration, sense of belonging, and having a social network respectively.

7. Plenary: Match them up Sociologist Date Reason for joining gangs Albert Cohen 1997 Social Network Walter Miller 1958 Status Frustration Howard Williamson 1955 Sense of Belonging

8. Plenary: Match them up Sociologist Date Reason for joining gangs Albert Cohen 1955 Status Frustration Walter Miller 1958 Sense of Belonging Howard Williamson 1997 Social Network