Dispositional explanations(Importation)

• Prisons are not completely insulted from the happenings of everyday life outside in the real world
• Inmates come from the real world and they bring with them a subculture typical of criminality and aggression
• Includes a history of aggression norms meaning willing to use violence to settle disputes inside the prisons, Reflects life they had before entering prison
• Aggression in prisons ultimately caused by aggressive characteristics of inmates carried 'in' from the outsides by prisoners no fault of the environment itself
• Such inmates are predisposed to using violence ,would have done so in any setting, which is why they do the same in prison leading to institutional aggression
• The importation model by Irwin and Cressey