Pamela Oliver Presentation to Governor’s Commission May 22 2007 The Scope of the Problem & How to Measure it Pamela Oliver.

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Transcript Pamela Oliver Presentation to Governor’s Commission May 22 2007 The Scope of the Problem & How to Measure it Pamela Oliver.

Pamela Oliver
Presentation to Governor’s Commission
May 22 2007
The Scope of the Problem & How
to Measure it
Pamela Oliver
Outline
 National overview
 Compare Wisconsin to US
 Scatterplots
 Timetrends
 Wisconsin Trends by Admission type, race &
offense
 County Imprisonment Patterns
 County Arrest Patterns
 Addressing the disparities
 Steps in the process
 Evidence at steps
 Where we lack evidence
Pamela Oliver
National Trends: The Magnitude of
the Problem
Pamela Oliver
Comparing International Incarceration Rates (Source: Sentencing Project)
Pamela Oliver
World Incarceration Rates in 1995: Adding US Race
Patterns
US Blacks prison 1995
US whites prison 1995
US blacks prison & jail 1995
US whites prison & jail 1995
Russia
Romania
South Africa
Ukraine
England & Wales
Scotland
Switzerland
Sweden
Netherlands
Japan
Italy
Germany
France
Denmark
China
Canada
Belgium
Austria
0
1000
Pamela Oliver
2000
3000
4000
Nationally, The Black Population is Being
Imprisoned at Alarming Rates
 Nearly 40% of the Black male population is under
the supervision of the correctional system (prison,
jail, parole, probation)
 Estimated “lifetime expectancy” of spending some
time in prison is about 32% for young Black men.
 About 12% of Black men in their 20s are
incarcerated (prison + jail), about 20% of all Black
men have been in prison
 7% of Black children, 2.6% of Hispanic children,
.8% of White children had a parent in prison in
1997 – lifetime expectancy much higher
Pamela Oliver
About Rates & Disparity Ratios [Relative
Rate Ratios]
 Imprisonment and arrest rates are expressed as the rate
per 100,000 of the appropriate population
 Example: In 1999 Wisconsin new prison sentences
1021 Whites imprisoned, White population of
Wisconsin was 4,701,123.
1021 ÷ 4701123 = .000217.
Multiply .00021 by 100,000 = 22, the imprisonment rate per
100,000 population.
1,266 Blacks imprisoned, Black population of
Wisconsin was 285,308.
1266 ÷ 285308 = .004437.
Multiply by 100,000 = 444
 Calculate Disparity Ratios by dividing rates:
444/22 = 20.4 the Black/White ratio in new prison
Pamela Oliver
sentence rates
Black and White prison admissions,
historical
Black & White Prison Admits per 100,000
1200
10
9
1000
8
7
6
600
5
4
400
3
2
200
1
0
1925
0
1930
1935
1940
1945
1950
1955
1960
1965
Black Pamela
White
Oliver
1970
1975
Disparity
1980
1985
1990
1995
2000
Disparity Ratio
Prison Admissions
800
Imprisonment Has Increased While
Crime Has Declined
 Imprisonment rates are a function of
responses to crime, not a function of
crime itself
 Property crimes declined steadily
between 1970s and 2000
 Violent crime declined modestly overall,
with smaller ups and downs in the period
Pamela Oliver
Crime Trends
Based on Bureau of Justice
Statistics data from National
Crime Victimization Survey.
Pamela Oliver
Property Crime
Property Crime Rates
Adjusted victimization rate
per 100,000 age 12 and over
600
400
200
0
1973
1978
1983
1988
1993
Source: Bureau of Justice Statistics - National Crime Victimization Survey
Pamela Oliver
1998
2003
Violent Crime
Violent Crime Rates
Adjusted victimization rate
per 100,000 age 12 and over
60
40
20
0
1973
1978
1983
1988
1993
Source: Bureau of Justice Statistics - National Crime Victimization Survey
Pamela Oliver
1998
2003
Violent Crime by Sex of Victim
Violent Crime Rates by Gender of Victim
Adjusted victimization rate per
1,000 persons age 12 and over
75
Males
50
25
Females
0
1973
1978
1983
1988
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1993
1998
2003
So what has been going on?
Pamela Oliver
The 1970’s Policy Shift
 Shift to determinate sentencing, higher penalties
 LEAA, increased funding for police departments
 Crime becomes a political issue (Social turmoil &
crime were high)
 Drug war funding gives incentives to police to
generate drug arrests & convictions: this
escalates in the 1980s
 Post-civil rights post-riots competitive race
relations, race-coded political rhetoric.?
Pamela Oliver
Black/White RRI by type of prison admission
B lack/ Whit e D isparit y R at io s in Impriso nment R at es ( St at e P riso ns, T o t als)
12
Revocations
11
All Admits
10
New Sentences
9
8
In Prison
7
19
81
19
82
19
83
19
84
19
85
19
86
19
87
19
88
19
89
19
90
19
91
19
92
19
93
19
94
19
95
19
96
19
97
19
98
6
1982
Revocation Prob/Parole
NewSentence
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InPrison
AllAdmits
1999
RRI by offense: new sentences) only
B/W Disparity Ratios in Prison Admits, by Of f ense. All States in NCRP
25.0
Drug
20.0
15.0
Violent
Rob & Burg
10.0
5.0
Theft
Other
Violent
Rob/Burg
Thef t
Drug
Other
19
99
19
98
19
97
19
96
19
95
19
94
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19
93
19
92
19
91
19
90
19
89
19
88
19
87
19
86
19
85
19
84
19
83
0.0
Rates: Black & White, drug vs other sentences
Black & White Prison Sentence Rates (NCRP) per 100,000, by Of f ense Type
450
400
350
300
250
200
150
100
50
0
1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999
Drug White
Pamela Oliver
Non-drug White
Drug Black
Non-drug Black
National White Prison Sentence Rates by Offense
White Ne w Se nte nce s pe r 100,000 pop, by offe ns e . All State s in NCRP
18
18
16
14
12
10
8
6
4
Drug
2
Rob/burg
Other
Theft
Violent
0
0
1983
19 8 3
19 8 4
19 8 5
19 8 6
19 8 7
19 8 8
V io lent
19 8 9
19 9 0
19 9 1
19 9 2
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Thef t
Ro b / B ur
19 9 3
19 9 4
Drug
19 9 5
Ot her
19 9 6
19 9 7
19 9 8
19 9 9
1999
National Black Prison Sentences by Offense
Black Ne w Se nte nce s pe r 100,000 pop, by offe ns e . All State s in NCRP
300
300
Drug
Rob/burg
Violent
Theft
Other
250
200
150
100
50
0
0
1983
1984
1983
1985
1986
1987
1988
V iolent
1989
1990
1991
1992
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Thef t
Rob/ B ur
1993
1994
Drug
1995
Ot her
1996
1997
1998
1999
1999
Drug Disparities
 Nationally, Black juveniles & young adults
(those under 26) use illegal drugs at
LOWER RATES than White juveniles
 Only among those over 25 are illegal drug
use rates higher for Blacks than Whites,
but the disparities are much lower than
the imprisonment disparities
Pamela Oliver
Black/White disparity in self-reported illegal drug use within
the past year
Compare to prison sentence
disparity of 15 at end of 1990s
5
4.5
4
3.5
3
Marijuana
Cocaine All
Cocaine Crack
2.5
2
1.5
1
Disparity < 1,
Whites use more
than Blacks
0.5
0
Age 26+
Age 18-25
Calculated from 2003 National Survey on Drug Use & Health, Department
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of Health & Human Services
Comparing Wisconsin to Other
States
Sources are from the Bureau of
Justice Statistics
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Prisons and Jails in Midyear 2005
This is “total incarceration” rate
per 100,000 population
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5000
In Prison or Jail in 2005
SD
WI
4000
IA
VT
UT MT
CO
3000
AZ
2000
CT
NJ
IL
MN
1000
RI
NYMA
PA
NDNH
NE
KS
CA OR
.
OH
WA
DE
VAMI
WV
ME
MD
NC
NV
KY
IN MO LA
OK
ID
FL
AK
TN
AL
AR
MS
SC
TX
GA
DC
HI
0
r= .33
200
400
WhiteNH
Pamela Oliver
600
800
20
In Prison or Jail in 2005
15
DC
IA
VT
10
NJ CT
NY RIMN
IL
MA
ME
ND
NHPA
NE
WI
SD
UT
MT
5
KS
CO
.
CA
WA
OH
DE
VA
OR
WV
AZ
MDNC
MI
IN
MO KY
LA FL
NV TXOK
SC TN AK
ID
AL GA
MSAR
0
HI
1000
r= .22
2000
3000
BlackNH
4000
Pamela Oliver
Black/White Disparity
is not the same as the Black rate
5000
20
In Prison or Jail in 2005
15
DC
10
NJCT
NYRI MN
IL
MA
IA
VT
WI
ND
NH
PA
NE
ME
MT
.
OH
MD NC
5
SD
UT
WA
DE
VAMI
WV
SC
KS
CO
CA
OR
AZ
IN MO
KY
FL NV TX
AKLA
ID
TN
ARMS AL
GA
OK
0
HI
0
r= -.74
200
400
WhiteNH
600
Pamela Oliver
Black/White Disparity
is negatively related to the White rate
800
In State Prisons, 1998
(This is the most recent year for
which I have been able to find
these data)
Pamela Oliver
3000
In Prison in 1998
WI
IA
TX
CT
2500
OK
AZ
DE
CA
2000
RI
UT OH
KS
OR KY
MO
MI
LA
FL
IN
WA
NJ
1500
PA
IL
1000
MN
MD NC
MA
0
r= .4
NE VA
CO
NV
NM
AR NY
SC
AL
MS
GA
WV
200
400
Whites in Prison per 100000
Pamela Oliver
Note: Rates include Hispanics, who are almost all counted as White
600
In Prison in 1998
20
MN
15
CT
IA
WI
PA
NJ
10
IL
MD
NE
VA
5
NC
WV
AR
AL
NY
MS SC
GA
RI
UT
KS
OR OH
MA
IN
WA
MI
CA
KY
FL LA MO
CO
r= .28
TX
OK
NV
NM
1000
DE
1500
2000
Blacks in Prison per 100000
AZ
2500
Pamela Oliver
Note: Rates include Hispanics, who are almost all counted as White
3000
In Prison in 1998
20
MN
15
WI
CT
IA
PA
10
IL
5
MA
NJ
RI
UT
KS
NE
OH
OR
MD
IN
WA MI KY CA
VA
NC
LA
AR FLMO
WV
AL
SC
NY
MS
GA
CO
TX
DE
OK
NV
AZ
NM
0
r= -.63
200
400
Whites in Prison per 100000
Pamela Oliver
Note: Rates include Hispanics, who are almost all counted as White
600
0
In Prison
1978
1980
1982
1984
1986
1988
Year
Black Wisconsin
White Wisconsin
Hispanics Included in White & Black Rates
Rate per 100000 population
Pamela Oliver
1990
1992
1994
Black Other US
White Other US
1996
1998
6
8
10
12
14
16
Disparity in Rate of Being in Prison
1978
1980
1982
1984
1986
1988
Year
Wisconsin
Hispanics Included in White & Black Rates
Black/White Disparity Ratio
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1990
1992
1994
Other US
1996
1998
Prison Admissions: National
Corrections Reporting Program
1983-1999
(Hispanics not included in Black &
White rates)
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0
500
All Prison Admissions
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
White Wisconsin
Hispanics Not Included in White & Black Rates
Rate per 100,000 population
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
White Other US
1999
0
5
10
15
20
Disparity
All Prison Admissions
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
Hispanics Not Included in White & Black Rates
Minority/White Disparity Ratios
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
1999
2000
Prison Admits in 1999
1500
CA
WI
1000
IA
MN
NJ
IL
CO
OR
WA
NEVA
PANY
MI FL SC
MS
MD
AL
OH WV
NC
TX
GA
0
500
NV
KY
50
100
150
White NH
200
National Corrections Reporting Program Rates per 100,000 population
correlation = .58
Pamela Oliver
250
0
100
200
300
Non-Drug Sentences
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
White Wisconsin
Hispanics Not Included in White & Black Rates
Rate per 100,000 population
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
White Other US
1999
0
5
10
15
20
Disparity
Non-Drug Sentences
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
Hispanics Not Included in White & Black Rates
Minority/White Disparity Ratios
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
1999
Non-Drug Sentences in 1999
500
IA
400
MN
VA
300
NE
NV
IL
WACA
FL
KY
200
WI
NJ
PA
OH
CO
OR NC
MD
MI
AL
SC
TX
MS
WV
GA
100
NY
20
40
60
80
White NH
National Corrections Reporting Program Rates per 100,000 population
correlation = .1
Pamela Oliver
Note: MN counts probation revocations
as new sentences while WI does not
0
50
100
150
200
Drug Sentences
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
White Wisconsin
Hispanics Not Included in White & Black Rates
Rate per 100,000 population
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
White Other US
1999
0
20
40
60
Disparity
Drug Sentences
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
Hispanics Not Included in White & Black Rates
Minority/White Disparity Ratios
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
1999
300
Drug Sentences in 1999
NJ
250
IL
200
WA
MD
WI
KY
FL CO
CA
150
MN
100
NY
SC
AL
WV
PA
NV
NE
GA
MI
NCOH
50
TX
MS
IA
VA
OR
0
10
20
30
White NH
National Corrections Reporting Program Rates per 100,000 population
correlation = .33
Pamela Oliver
Note: MN counts probation revocations
as new sentences while WI does not
0
200
400
600
Revocations
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
White Wisconsin
Hispanics Not Included in White & Black Rates
Rate per 100,000 population
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
White Other US
1999
0
5
10
15
20
Disparity
Revocations
1983
1985
1987
1989
1991
Year
Black Wisconsin
Hispanic Wisconsin
Hispanics Not Included in White & Black Rates
Minority/White Disparity Ratios
Pamela Oliver
1993
1995
1997
Black Other US
Hispanic Other US
1999
Revocations in 1999
600
WI
CA
400
IA
NV
GA
CO
MNNJ
KY
200
IL
NY
PA
NE
TX
MI
SC
0
VAOH
AL
WV
FL
MS
WA
0
20
40
White NH
60
National Corrections Reporting Program Rates per 100,000 population
correlation = .71
Pamela Oliver
Note: MN counts probation revocations
as new sentences
80
Revocations in 1995-99
800
1000
UT
600
OR
WI
400
IA
CA
NJ
KY
200
MN
0
FL
WA
0
IL CO
NY
PA MI
NE
SC
NC
MS
VA
OH
MD AL
WV
20
GA
TX
40
60
White NH
National Corrections Reporting Program Rates per 100,000 population
correlation = .72
MO
NV
Pamela Oliver
80
100
30
Revocations in 1999
25
MN
20
NJ
PA
WI
NY
15
FL
NE
CO
IL
IA
10
VA
WA
KY
MI
CA
OH
SC
TX
5
MS
GANV
WVAL
0
200
400
Black NH
National Corrections Reporting Program Rates per 100,000 population
correlation = .31
Pamela Oliver
Disparity is different from Black rate
600
Revocations in 1995-99
25
30
MN
20
NJ
15
NE
PA
NY
IL
FL
10
WA
IA
OR
MI
OH NC
MD
WV
SC
5
UT
CO
VA
KY
CA
TX
GA
AL MS
0
WI
200
NV
MO
400
600
Black NH
800
National Corrections Reporting Program Rates per 100,000 population
correlation = .25
Pamela Oliver
1000
Wisconsin vs. US Trends Summary
 Steep rise in Black imprisonment rates of all
types after 1988
 Revocations far above average in Wisconsin.
Some due to data coding differences. Much is
“real.”
 Drug sentences in Wisconsin are even more
disparate than the nation as a whole: high Black
& low White rates
 Black non-drug sentences in Wisconsin are a
little above average while the White sentence
rate is far below average, thus yielding a high
disparity.
Pamela Oliver
Graphs from my analysis of
Wisconsin Department of Corrections
Data
Wisconsin
Pamela Oliver
Wisconsin Total Prison Admits: Includes Parole/Probation Violators
1400
Black
Rate per 100,000 population
1200
1000
800
AmerInd
600
Hispanic
400
200
Asian
White
0
1990
1991
1992
1993
White, NH total
1994
1995
1996
1997
Pamela Oliver
Black, NH total
Hispanic total
1998
1999
2000
2001
American Indian Total
2002
2003
Asian Total
Proportion of Admissions Involving New
Sentences (1991-9)
60%
43%
39%
40%
18%
20%
0%
New Only
New + Viol
Pamela Oliver
Viol Only
White Admissions
StatusTotal
Whites Wisconsin
35
Violation Only
30
New Sentence Only
25
20
15
10
5
Violation + New
0
1990
1991
1992
1993
1994
1995
prison admits per 100,000
White viol only
Pamela Oliver
White new only
1996
White viol+new
1997
1998
1999
Blacks Admission
Status Total
Blacks Wisconsin
700
600
Violation Only
New Sentence Only
500
400
300
200
100
Violation + New
0
1990
1991
1992
1993
1994
1995
1996
prison admits per 100,000
black viol only Pamela
BlackOliver
new only
Black viol+new
1997
1998
1999
Wisconsin Prison Admissions (Violations Only)
600
Black
Rate per 100,000 population
500
400
White
AmerInd
300
200
Hispanic
100
Asian
0
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
Pamela Oliver
White, NH total
Black, NH total
Hispanic total
American Indian Total
Asian Total
Wisconsin Prison Admissions (New Sentences Only)
600
Black
Rate per 100,000 population
500
400
300
AmerInd
Hispanic
200
100
Asian
White
0
1990
1991
1992
1993
White, NH total
1994
1995
1996
1997
Pamela Oliver
Black, NH total
Hispanic total
1998
1999
2000
2001
American Indian Total
2002
2003
Asian Total
Wisconsin Prison Admissions (All New Sentences)
New only plus (new + violation)
900
Black
800
Rate per 100,000 population
700
600
500
400
AmerInd
Hispanic
300
200
Asian
White
100
0
1990
1991
1992
1993
White, NH total
1994
1995
1996
1997
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Black, NH total
Hispanic total
1998
1999
2000
2001
American Indian Total
2002
2003
Asian Total
Offense trends in new prison
sentences by race.
Pamela Oliver
14 14
Wisconsin Imprisonment Rates (All New Sentences), White Non-Hispanics (3-Year
Averages)
Whites
Violent
Imprisonment Rate (per 100,000)
12
10
Rob/burg
Other
8
Theft
6
4
Drug
2
0
1990
1991
VIOLENT OFFENSES
1992
1993
1994
ROBBERY/BURGLARY
1995
1996
1997
DRUG OFFENSES
Pamela Oliver
1998
1999
LARCENY/THEFT
2000
2001
2002
OTHER OFFENSES
2003
UNKNOWN
300
Wisconsin Imprisonment Rates (All New Sentences), Black Non-Hispanics (3-Year
Averages)
300
Blacks
Imprisonment Rate (per 100,000)
250
Drug
Violent
200
150
Rob/burg
100
50
Theft
Other
0
1990
1991
VIOLENT OFFENSES
1992
1993
1994
ROBBERY/BURGLARY
1995
1996
1997
DRUG OFFENSES
Pamela
Oliver
1998
1999
LARCENY/THEFT
2000
2001
2002
OTHER OFFENSES
2003
UNKNOWN
100
100
Wisconsin Imprisonment Rates (All New Sentences), Hispanics (Any Race) (3-Year
Averages)
Hispanics
90
Imprisonment Rate (per 100,000)
80
Drug
70
Violent
60
50
Rob/burg
40
Other
30
20
10
Theft
0
1990
1991
VIOLENT OFFENSES
1992
1993
1994
ROBBERY/BURGLARY
1995
1996
1997
Pamela Oliver
DRUG OFFENSES
1998
1999
LARCENY/THEFT
2000
2001
2002
OTHER OFFENSES
2003
UNKNOWN
120
Wisconsin Imprisonment Rates (All New Sentences), American Indians (NonHispanic) (3-Year Averages)
Amer Inds
Imprisonment Rate (per 100,000)
120
100
Violent
80
60
Rob/burg
Other
Theft
40
20
Drug
0
1990
1991
VIOLENT OFFENSES
1992
1993
1994
ROBBERY/BURGLARY
1995
1996
1997
DRUG
OFFENSES
Pamela
Oliver
1998
1999
LARCENY/THEFT
2000
2001
2002
OTHER OFFENSES
2003
UNKNOWN
20
20
Wisconsin Imprisonment Rates (All New Sentences), Asian/PIs (Non-Hisp) (3-Year
Averages)
Asians
18
Violent
Imprisonment Rate (per 100,000)
16
14
12
10
Rob/burg
Drug
8
6
Theft
4
2
Other
0
1990
1991
VIOLENT OFFENSES
1992
1993
1994
ROBBERY/BURGLARY
1995
1996
1997
DRUG OFFENSES
Pamela Oliver
1998
1999
LARCENY/THEFT
2000
2001
2002
OTHER OFFENSES
2003
UNKNOWN
Age Patterns for Imprisonment
Pamela Oliver
Wisconsin Total New Prison Sentence Rates (No Prior Felony)
1998-9 (annualized) By Age
Rate per 100,000 population
1600
1200
800
400
0
<18
18-19
20-21
22-24
25-29
30-34
Age
WhiteOliver
Pamela
Black
35-39
40-44
45+
Whites: Prison Admits by Age, Offense (New Sentences Only, No Prior
Felony)Wisconsin Total, 1998-9 summed
30
Rate per 100,000 population
25
20
15
10
5
0
<17
18-19
20-21
violent
22-24
25-29
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rob/bur
drug
30-34
theft
35-39
other
unk
40-44
45+
Black Prison Admits by Age & Offense (New Sentences, No Prior Felony)
Wisconsin Total, 1998-9 annualized
800
700
Rate per 100,000 population
600
500
400
300
200
100
0
<17
18-19
20-21
violent
22-24
25-29
rob/bur
drug
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30-34
theft
35-39
other
unk
40-44
45+
Black/White Disparity Ratios in Prision Admissions by Age, Offense
(New Sentences, No Prior Felony) Wisconsin Total
Ratio of Per Capita Imprisonment Rates
100
80
60
40
20
0
<17
18-19
20-21
22-24
25-29
30-34
35-39
Age
violent
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rob/burg
drug
theft
other
40-44
45+
White kids are more likely to use and sell
illegal drugs than Black kids, but Black
kids are MUCH more likely to be arrested
and prosecuted for drug offenses
Pamela Oliver
Incarceration Exacerbates the Effects of
Racial Discrimination
 Next few slides are from research by Devah
Pager, earned PhD from University of
Wisconsin Sociology, now professor at
Princeton University
 This was a controlled experiment in which
matched pairs of applicants applied for
entry-level jobs advertised in Milwaukee
newspapers
Pamela Oliver
Figure 4. The Effect of a Criminal Record on
Employment Opportunities for Whites
Percent Called Back
40
34
35
30
25
20
17
15
10
5
0
Criminal Record
Pamela Oliver
No Record
Figure 5. The Effect of a Criminal Record for
Black and White Job Applicants
Percent Called Back
40
34
35
30
Criminal
Record
25
20
17
14
15
10
5
5
0
Black
White
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No
Record
Optional: Compare County
Imprisonment Patterns
See “County Comparisons”
Presentation
Pamela Oliver
Tracking disparities through the
system
Pamela Oliver
Rates vs. Disparities (RRI)

High RATES of incarceration are the major social
problems


Disparities are higher when White rates are lower




Costs of incarceration are tied to rates, not disparities
You can lower disparities by raising White rates
Disparities are most appropriate for tracking fairness
and justice within the system
Rates are most appropriate for assessing impacts on
budgets and communities
Both are important, but they are not the same

Policies to reduce disparities can increase rates, and vice versa
Pamela Oliver
OJA’s map of the flow through the system
Pamela Oliver
My Map of the System
Pamela Oliver
Decision Points
2
1
3
7
6
4
5
Numbers indicate data sources. Green are readily available in UCR, CCAP or
DOC data; light blue would be in local
sources
Pamela
Oliver
Sentencing Commission Draft Report
Focuses on sentence after
adjudicated guilty of a particular
offense
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Sentencing Commission Study
 Staff: Kristi Waits, Executive Director; Andrew
Wiseman, Deputy Director; Brenda R. Mayrack,
Analyst
 CCAP + DOC data
 Offenses committed after January 31, 2003 and
sentenced before October 1, 2006
 5 common offenses: sexual assault of child,
sexual assault, robbery + armed robbery,
burglary, drug trafficking
 Sentencing for worst offense, in cases of
multiple offenses
Pamela Oliver
Sample sizes
Notes: “Other” includes Asians + American Indians + any others; White,
Black & Other exclude Hispanics.
Pamela Oliver
Main Findings
1.
2.
3.
“Legal” factors of offense severity and prior convictions
have the largest effect on sentences. (As we would
hope!)
Men are more likely than women to be sentenced to
prison, controlling for all other factors.
Blacks & Hispanics are more likely to be sentenced to
prison rather than put on probation after controls for
offense type, felony class, prior convictions, number of
other charges, sex, and county of sentencing.
a)
b)
4.
Race difference is larger for less serious offenses
Race difference even comparing people with no prior
convictions.
There is no consistent racial difference in the LENGTH
of the sentence if a prison sentence is given
Pamela Oliver
Regression summaries
 These use multi-variable statistics to
assess the impact of each factor while
controlling for all other factors in the
model
 They show clear evidence of an overall
effect of race on likelihood of being
sentenced to prison, given that there is a
guilty finding
 Note there is a sex effect, too!
Pamela Oliver
Nondrug
offenses.
Pamela Oliver
Drug
Trafficking
Offenses
Pamela Oliver
Verbal summary of statistical results
Statistically controlling for other factors
 Blacks 47% & Hispanics 65% more likely to get
a prison sentence for non-drug crimes
 Blacks nearly twice as likely (196%) and
Hispanics nearly 2 and a half times as likely
(243%) to get a prison sentence for a drug
crime
 Men were 272% more likely than women to get
a prison sentence for a non-drug offense and
250% more likely to get a prison sentence for a
drug offense.
Pamela Oliver
See report appendix for bar graphs
for percentages for specific offenses
http://wsc.wi.gov/
(When the report is final)
Pamela Oliver
Policy implications of Sentencing Study
 Focus on WHETHER to give a prison sentence,
not just how long a sentence should be given
 Examine plea bargaining processes which often
pre-determines the sentence type as well as the
severity of the charged offense
 Consider impact of social factors (i.e. job,
marriage, home) on sentencing
 Remember that a record of prior arrests &
misdemeanors may be due to patterns of
policing
Pamela Oliver
Arrests
Pamela Oliver
Crime & Arrest
 MOST crime does not result in arrest!
 MOST crime is relatively minor: petty theft,
disorderly conduct
 Arrest is a function of
 Crime
 Reporting of crime to police
 Policing patterns & practices: WHERE you police &
HOW you police
 Officer decisions
 Impossible to assess fairness in arrest without
data on crime, which we don’t have!
Pamela Oliver
Arrest Patterns (1997-99): Adult
 (I did this analysis in the past; it can be
updated)
 Most arrests are for the least serious offenses &
never result in incarceration
 Patterns of arrests for low-level offenses
contribute to prior records at sentencing
 Race is officer’s perception: most probably
default to White
 “White” arrests include Hispanics because there
is no separate Hispanic category in official
arrest reports
Pamela Oliver
of Adult Arrests, Wisc. Total,
Average arrests
Annual 1997-9
OffenseProportion
Proportions,
Adult
Other, Except Traffic
Wrong Place
Disorderly Conduct
Alcohol-Related
Weapons & Misc
Other Property
Black
White
Simple Assault
Theft/Larceny
Other Drug Offenses
Marijuana Possession
Serious
0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40
“Serious” offenses include homicide,Pamela
sexualOliver
assault, aggravated assault, robbery,
burglary, motor vehicle theft
Adult Disparity (RRI) Ratios in Arrests
Disparity (RRR) in Arrest Rate average 1997-9 Wisconsin Total
(Ratio of Minority Arrest Rate to White Arrest Rate)
------------------------------------------------| White
Black Native Asian
-----------------+------------------------------Homicide |
1.0
25.4
2.6
2.2
Sex Assault |
1.0
9.8
6.4
3.5
Agg Assault |
1.0
11.7
7.1
1.1
Other Assault |
1.0
11.6
8.0
0.9
Robbery |
1.0
41.7
4.9
1.0
Arson |
1.0
7.4
3.8
1.0
Burglary |
1.0
6.0
4.2
0.6
Theft Fraud etc. |
1.0
7.9
2.7
0.9
Prostit & Sex |
1.0
10.6
2.5
1.2
Drug MDI |
1.0
18.2
3.0
0.7
Drug Poss |
1.0
6.9
3.0
0.3
Weapons |
1.0
16.7
3.8
1.3
Fam/Child |
1.0
12.3
3.1
1.3
Disord OWI etc |
1.0
3.8
3.7
0.7
Other Arrest |
1.0
7.6
4.0
0.9
-------------------------------------------------
Pamela Oliver
Black/White Disparities in Arrests 1997-99
Pamela Oliver
Totalarrests
Adult Arrest Rate 1997-9, Annual Average
Adult, Total
100000
90000
Arrests per 100,000 population
80000
Dane
Kenosha
Milwaukee
Racine
Rock
Waukesha
WIBalance
Wisc Total
70000
60000
50000
40000
30000
20000
10000
0
White
Black
AmerInd
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Asian
Adult Arrest Rate
1997-9, Annual Average,Serious Offenses
Adult Serious
arrests
(Homicide, Agg. Assault, Sexual Assault, Robbery, Burglary, Auto Theft)
6000
Arrests per 100,000 population
5000
Dane
Kenosha
Milwaukee
Racine
Rock
Waukesha
WIBalance
Wisc Total
4000
3000
2000
1000
0
White
Black
AmerInd
Pamela Oliver
Asian
Adult, OtherAdultExc
Traffic
arrests
Arrest Rate
1997-9, Annual
Average
Other Except Traffic
50000
45000
Arrests per 100,000 population
40000
Dane
Kenosha
Milwaukee
Racine
Rock
Waukesha
WIBalance
Wisc Total
35000
30000
25000
20000
15000
10000
5000
0
White
Black
AmerInd
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Asian
Adult
Arrest
Rate 1997-9, Annual arrests
Average
Adult Drug
not
Marijuana
Other Drug Offenses (Excludes Marijuana possession)
4500
4000
Arrests per 100,000 population
3500
Dane
Kenosha
Milwaukee
Racine
Rock
Waukesha
WIBalance
Wisc Total
3000
2500
2000
1500
1000
500
0
White
Black
AmerInd
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Asian
Adult Marijuana
Adult Arrest Arrests
Rate 1997-9, Annual Average
Marijuana possession
3000
Arrests per 100,000 population
2500
Dane
Kenosha
Milwaukee
Racine
Rock
Waukesha
WIBalance
Wisc Total
2000
1500
1000
500
0
White
Black
AmerInd
Pamela Oliver
Asian
Disparity in Crime & Arrest


Some is doubtless due to real differences in crime, can
be addressed only through the underlying causes of
crime
Some is due to patterns of policing



High disparities in arrest for lesser offenses that many
commit may indicate policing patterns


Police focus on “high crime” areas
Different police jurisdictions have different racial compositions &
different practices
These give young people “prior records” that affect subsequent
treatment
Drug crimes are different from other crimes: most
differences in drug arrests arise from policing practices
rather than differences in actual crime
Pamela Oliver
Comparing Arrest and Imprisonment




Group offenses in arrest & prison sentence data so they
match up
Count number of arrests by offense & race for 19971999
Count number of prison sentences by offense & race for
1997-1999
Ratio prison sentences to arrests is roughly chances of
going to prison after arrest (i.e. post-arrest processing)



This ratio is lower for lesser offenses, higher for more serious
offenses
Not matching up particular people, but overall rates
Disparity or RRI is the ratio of the ratios: are minorities
more likely to end up in prison after arrest?
Pamela Oliver
Wisconsin Total: Ratio of Prison Sentences to Arrests by Race &
Offense
Pamela Oliver
Wisconsin total: RRI Prison/Arrest Ratio
Pamela Oliver
 The disparity in the prison/arrest ratio is
especially high for Black drug possession
cases, where it is nearly 9 to 1. This merits
strong scrutiny.
 Other disparities that stand out (>2) include
 Black ratios for non-aggravated assault, theft & fraud,
prostitution and other sex offenses, drug MDI,
weapons and public order offenses;
 Native American homicide, assault, arson, burglary,
theft, weapons, family/child, and public order
offenses; and
 Asian aggravated assault, assault, and burglary
cases.
Pamela Oliver
Where else to look?







Charging decisions (by police & prosecutors)
Prosecution decisions
Legal defense options
Plea bargains
Sentencing
Sanctioning within prisons
Probation & Parole revocations
 Custody awaiting revocation
 Community reintegration: job, housing, driver’s
license
Pamela Oliver
Conclusions: Data, Disparities, & Rates
 Data does not solve the problem BUT
data tells you where to look for problems
& solutions
 Individual cases are complex: data look
for patterns across cases where the
individual details average out
 Data make us accountable for our actions
Pamela Oliver