Crime Control and Due Process: Effects on Criminal Procedure Policy Herbert Packer's models of the criminal process are the Crime Control Model and the Due Process Model. Each model has as its basic underpinning a desire for justice, but they reach the conclusion in different ways. While the Crime Control Model concentrates on efficiency and expediency, the Due Process Model focuses on the rights of the accused to exhaust every means to prove his innocence. The Crime Control Model relies heavily on the proper investigation and evidentiary procedures of the police and on effective prosecutorial prowess. It presumes that once a suspect has gone through the fact-gathering investigation process, those who are innocent will be weeded out
