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How Criminologists Use Math to Help Shape Public Policy The punishment of death is the war of a nation against a citizen whose destruction it judges to.

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Presentation on theme: "How Criminologists Use Math to Help Shape Public Policy The punishment of death is the war of a nation against a citizen whose destruction it judges to."— Presentation transcript:

1 How Criminologists Use Math to Help Shape Public Policy The punishment of death is the war of a nation against a citizen whose destruction it judges to be necessary or useful. Cesare Beccaria Elizabeth Hall MM /18/2011 Photo courtesy California Department of Corrections Condemned-inmate housing Adjustment Center at San Quentin State Prison Law and order season 7 theme supplied by You Tube

2 What is a Criminologist? The Lethal Injection Gurney  “Criminology is The scientific study of the nature, extent, cause, and control of criminal behavior” Siegel, n.d.)  A Criminologist is a person who uses statistical data and theories to study criminal behavior and crime causation

3 How They Use Data Mining Photo courtesy California Department of Corrections Execution chamber at San Quentin State Prison in California.  Statistical Data is collected by the Criminal Justice System and the Census Bureau  It is collected in order to determine the character, scope, and source of crime  It is used for the purposes of understanding crime and to aid criminologists in suggesting ways to the Criminal Justice System to enact laws and programs to reduce crime and recidivism rates.

4 Sourcebook of Criminal Justice Statistics Online Table Methods of execution in States authorizing the death penalty By State, 2009

5 Sourcebook of Criminal Justice Statistics Online Table Prisoners executed under civil authority By region and jurisdiction,

6 How Many Favor the Death Penalty Source: Gallup, Inc., The Gallup Poll [Online]. Available: 1606/Death-Penalty.aspx [Dec. 21, 2010]. Table adapted by SOURCEBOOK staff. Re printed by permission.

7  Criminologists study data on crime to scientifically advise our local, state, and national policy makers.  If the current question on lawmaker’s minds is “Should we continue capital punishment?” they would want information like the charts in the previous three slides depict in order to make an informed decision.

8  Bureau of Justice Statistics, (n.d.) Sourcebook of Criminal Justice Statistics: Section 6: Persons Under Correctional Supervision. Retrieved From:  Siegel, L. J. (n.d.) Criminology The Core. Third Edition. University of Massachusetts, Lowell: Thompson Wadsworth Cengage Learning.  Siegel, L.J. (2010). Criminology: Theories, Patterns, and Typologies. Tenth Edition. Belmont: Wadsworth Cengage Learning. The lethal injection room at Parchman. Lethal injection was first used in Photograph courtesy Mississippi Department of Corrections


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