A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data

It is well established that offenders’ routine activity locations (nodes) shape their crime locations, but research examining the geography of offenders’ routine activity spaces has to date largely been limited to a few core nodes such as homes and prior offense locations, and to small study areas....

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Main Authors: Sophie Curtis-Ham, Wim Bernasco, Oleg N. Medvedev, Devon L. L. Polaschek
Format: Article
Language:English
Published: MDPI AG 2021-01-01
Series:ISPRS International Journal of Geo-Information
Subjects:
Online Access:https://www.mdpi.com/2220-9964/10/2/47
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author Sophie Curtis-Ham
Wim Bernasco
Oleg N. Medvedev
Devon L. L. Polaschek
author_facet Sophie Curtis-Ham
Wim Bernasco
Oleg N. Medvedev
Devon L. L. Polaschek
author_sort Sophie Curtis-Ham
collection DOAJ
description It is well established that offenders’ routine activity locations (nodes) shape their crime locations, but research examining the geography of offenders’ routine activity spaces has to date largely been limited to a few core nodes such as homes and prior offense locations, and to small study areas. This paper explores the utility of police data to provide novel insights into the spatial extent of, and overlap between, individual offenders’ activity spaces. It includes a wider set of activity nodes (including relatives’ homes, schools, and non-crime incidents) and broadens the geographical scale to a national level, by comparison to previous studies. Using a police dataset including n = 60,229 burglary, robbery, and extra-familial sex offenders in New Zealand, a wide range of activity nodes were present for most burglary and robbery offenders, but fewer for sex offenders, reflecting sparser histories of police contact. In a novel test of the criminal profiling assumptions of homology and differentiation in a spatial context, we find that those who offend in nearby locations tend to share more activity space than those who offend further apart. However, in finding many offenders’ activity spaces span wide geographic distances, we highlight challenges for crime location choice research and geographic profiling practice.
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spelling doaj.art-40b86b1b4c5447e1abfe8506409e32bc2023-12-03T14:23:43ZengMDPI AGISPRS International Journal of Geo-Information2220-99642021-01-011024710.3390/ijgi10020047A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police DataSophie Curtis-Ham0Wim Bernasco1Oleg N. Medvedev2Devon L. L. Polaschek3Te Puna Haumaru NZ Institute of Security and Crime Science, Te Kura Whatu Oho Mauri School of Psychology, Te Whare Wānanga o Waikato University of Waikato, Hamilton 3240, New ZealandNetherlands Institute for the Study of Crime and Law Enforcement (NSCR), 1081 HV Amsterdam, The NetherlandsTe Puna Haumaru NZ Institute of Security and Crime Science, Te Kura Whatu Oho Mauri School of Psychology, Te Whare Wānanga o Waikato University of Waikato, Hamilton 3240, New ZealandTe Puna Haumaru NZ Institute of Security and Crime Science, Te Kura Whatu Oho Mauri School of Psychology, Te Whare Wānanga o Waikato University of Waikato, Hamilton 3240, New ZealandIt is well established that offenders’ routine activity locations (nodes) shape their crime locations, but research examining the geography of offenders’ routine activity spaces has to date largely been limited to a few core nodes such as homes and prior offense locations, and to small study areas. This paper explores the utility of police data to provide novel insights into the spatial extent of, and overlap between, individual offenders’ activity spaces. It includes a wider set of activity nodes (including relatives’ homes, schools, and non-crime incidents) and broadens the geographical scale to a national level, by comparison to previous studies. Using a police dataset including n = 60,229 burglary, robbery, and extra-familial sex offenders in New Zealand, a wide range of activity nodes were present for most burglary and robbery offenders, but fewer for sex offenders, reflecting sparser histories of police contact. In a novel test of the criminal profiling assumptions of homology and differentiation in a spatial context, we find that those who offend in nearby locations tend to share more activity space than those who offend further apart. However, in finding many offenders’ activity spaces span wide geographic distances, we highlight challenges for crime location choice research and geographic profiling practice.https://www.mdpi.com/2220-9964/10/2/47homology assumptiongeographic offender profilingoffender activity spacepolice dataroutine activity nodes
spellingShingle Sophie Curtis-Ham
Wim Bernasco
Oleg N. Medvedev
Devon L. L. Polaschek
A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
ISPRS International Journal of Geo-Information
homology assumption
geographic offender profiling
offender activity space
police data
routine activity nodes
title A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
title_full A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
title_fullStr A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
title_full_unstemmed A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
title_short A National Examination of the Spatial Extent and Similarity of Offenders’ Activity Spaces Using Police Data
title_sort national examination of the spatial extent and similarity of offenders activity spaces using police data
topic homology assumption
geographic offender profiling
offender activity space
police data
routine activity nodes
url https://www.mdpi.com/2220-9964/10/2/47
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