Data Science to Solve Social Problems – City of Long Beach i-team
1. CASE STUDY
City of Long Beach
Criminal Justice Lab
Changing how LBPD addresses the
challenge of High Frequency Offenders
Alma Castro, i-team Deputy Director
Alma.Castro@longbeach.gov
2. The primary objective of our research was to better
understand the experience of High-Frequency
Offenders who frequently interact with the Public
Safety Continuum.
Questions of Interest
What are the reasons a high
frequency offender may
repeatedly commit crime?
What are the resources high
frequency offenders need in
order to break the cycle of
crime?
1
4. Poss Open Container
14% (2,207 Offenses)
Public Consumption
11% (1,774 Offenses)
Park/Beaches-Loitering
9% (1,354 Offenses)
Park/Beaches-No Camping
6% (946 Offenses)
FTA After Written PR
4% (602 Offenses)
Drunk, Alcohol
4% (597 Offenses)
Possess Unlawful Par
3.8% (588 Offenses)
Poss Controlled Subs
2.6% (422 Offenses)
Violation of Parole
2% (316 Offenses)
Littering
2% (307 Offenses)
APPROACH
TO THE WORK
Top Ten Offenses
3
5. 5,002
Violent Offenses Analyzed
101,408
Analyzed Offenses
HFOs account for 12%
of all violent offenses
Five years of Arrest & Citation Records between
January 2012 and December 2016
Other Offender
4
VIOLENT OFFENSES MAP
6. 85%
of all HFO offenses
are misdemeanors
Five years of Arrest & Citation Records between
January 2012 and December 2016
Misdemeanors by
Police Beat
14%
Felonies
1%
Infraction/Other
5
HIGH FREQUENCY OFFENDER MISDEMEANORS
8. ADDRESSES OF HFO POPULATION
Five years of Arrest & Citation Records between
January 2012 and December 2016
MHA Village (34)
Safe Refuge (8)
Multi Service Center (6)
Department of Public Social Services (6)
Long Beach Rescue Mission (4)
Catholic Charities (3)
Cabrillo Village (2)
Allen House Residential Treatment Center (1)
Arbor Road Church (1)
Atlantic Recovery (1)
Care Dignity Center (1)
Friends Church (1)
Long Beach Courthouse (1)
Midnight Mission Health Center (1)
Prometric Test Center (1)
Redgate Recovery Center (1)
Tarzana Treatment Center (1)
73 (8%) High Frequency
Offenders reported a service
providers as their address
Residential
Addresses
Motels
14. CRIMINAL JUSTICE LAB
Clinician
in Jail
Citywide Data
Agreement
Data Mart Multi-Disciplinary
Team
Open Data Their Story Rising Scholars
Education Lab
Service
Connect App