This series of articles provide a general primer about gangs on the street and in prisons. Topics discussed include what a gang is, gang violence, reasons juveniles join gangs, the gang leader, gang protectiveness, and recruiting of new members. Information is then provided for the Bloods, Crips, Almighty Latin King and Queen Nation (Latin Kings), Neta Association, Mara Sakvatrucha (MA, MS-13), Folk Nation, Mexican Mafia, Juggalo, and skinheads.