Environmental Factors Influencing Urban Homicide Clearance Rates: A Spatial Analysis of New York City

Kennedy, L., Caplan, J., Piza, E. and Thomas, A. (2020) Homicide Studies, DOI: 10.1177/1088767920976183 Published ArticleOpen Access Post Print Abstract: In this paper, we explore the conditions under which clearance rates improve bylooking at the experience across New York City. Using one agency provides a controlon the administrative differences that appear across other jurisdictions thatContinue reading “Environmental Factors Influencing Urban Homicide Clearance Rates: A Spatial Analysis of New York City”

Environmental Predictors of a Drug Offender Crime Script: A Systematic Social Observation of Google Street View Images and CCTV Footage

Sytsma, V., Connealy, N. and Piza, E. (2021) Crime & Delinquency, 67(1): 27-57. Open Access Post PrintVersion of Record Study Abstract The extent to which environmental context has been considered when developing crime scripts has been limited to descriptions of the locations offenders visit during the crime. This research contributes a description of the environmentalContinue reading “Environmental Predictors of a Drug Offender Crime Script: A Systematic Social Observation of Google Street View Images and CCTV Footage”

Measuring the Temporal Stability of Near-Repeat Crime Patterns: A Longitudinal Analysis

Hatten, D. and Piza, E. (2020) Crime & Delinquency. DOI: 10.1177/0011128720922545 Open Access Post PrintPublished Article Abstract This study investigates the temporal stability of identified near-repeat robbery patterns in Newark, New Jersey. With one noteworthy exception, scholars have yet to explore the temporal stability of identified spatiotemporal crime clusters. Furthermore, researchers have yet to measureContinue reading “Measuring the Temporal Stability of Near-Repeat Crime Patterns: A Longitudinal Analysis”

The Effect of Police Layoffs on Crime: A Natural Experiment Involving New Jersey’s Two Largest Cities

Piza, E. and Chillar, V. (2020) Justice Evaluation Journal. DOI: 10.1080/24751979.2020.1858697 Research BriefOpen Access Post PrintPublished ArticleData Key Takeaways The economic crisis of 2008 led both Newark and Jersey City officials to strongly consider police officer layoffs During fiscal year 2009, officials from both cities negotiated with their respective police unions on a revised contractContinue reading “The Effect of Police Layoffs on Crime: A Natural Experiment Involving New Jersey’s Two Largest Cities”

Risk Terrain Modeling: Seasonality and Predictive Validity

Szkola, J., Piza, E. and Drawve, G. (2021) Justice Quarterly, 38(2): 322-343 Published ArticleOpen Access Post Print Abstract: This study focuses on crimes involving firearms in Baltimore, Maryland to answer three research questions concerning the effect of seasonality: 1) Do changes in the seasons affect which spatial factors are significantly related to crime?; 2) DoesContinue reading “Risk Terrain Modeling: Seasonality and Predictive Validity”