The effectiveness of criminal justice depends largely on the certainty of punishment rather than on its severity.
"This Essay argues that those privileged to serve as President and in senior roles in the Executive Branch have an obligation to use that influence to enhance the fairness and effectiveness of the justice system at all phases".
On the issue of tackling the supply of drugs, it found "little evidence on the cost effectiveness of [criminal-justice] activities", and "that little we have does not offer strong support".This might have been of interest to the voters whose money was being spent on such untested schemes.
Rivers said there needs to be a "paradigm shift" in how police relate to communities, without losing their effectiveness as instruments of justice.
"But that's not how we measure the effectiveness of a criminal justice system," Mr. Wizner said.
They have identified six drivers of crime, including alcohol, drugs, opportunity, effectiveness of the criminal justice system, character and profit.
And they try to remove the influence of broader social trends like the crime rate generally, the effectiveness of the criminal justice system, economic conditions and demographic changes.
The six-month court martial found no one responsible for his death, an outcome that raised fresh concerns over the effectiveness of the military justice system.
Media reports cast the verdict as a diplomatic victory that demonstrated the effectiveness of the U.S. justice system to a skeptical international audience.
Indeed, by most accounts, some of the cases brought by Mr. Knox, who joined the office's Violent Crime and Terrorism Unit in 2005 and has headed it since 2008, have made him a forceful advocate not only for the effectiveness of the criminal justice system in the fight against terrorism, but also for its importance as a tool to collect intelligence.
