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Irvine Lab for the Study of Space and Crime

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Lab publication on nonlinear relationship between immigrant concentration and crime

October 1, 2024 by hippj

Lab publication on nonlinear relationship between immigrant concentration and crime

A recent publication by lab directors Kubrin and Hipp, and alum Iris Luo explores the nonlinear relationship between immigrant concentration and crime. Consistent with much existing research generally finding that the presence of more immigrants in neighborhoods is associated with lower crime rates, this study using data from neighborhoods across the U.S. in the new National Incident Crime Study (NICS) found not only a negative relationship, but that it was nonlinear. One notable finding was that at higher concentrations of immigrants, the robbery rate begins increasing; however, this pattern was not found for any other types of crime. Given the results from earlier research showing that immigrants can be targets for this type of crime given that they are more likely to be carrying cash, the evidence seems to point towards their greater victimization in these circumstances. Additional tests in the paper came to the same conclusion that victimization is what characterizes the unique robbery results. The paper is now published in the British Journal of Criminology and can be found here: “Immigration and Crime: Is the Relationship Nonlinear?”

The graphs below show the difference in results for aggravated assault and robbery, highlighting the likelihood of increased victimization in high immigrant concentration neighborhoods.

Filed Under: Publications

Lab publication on Third Places and social cohesion

April 11, 2023 by hippj

Lab publication on Third Places and social cohesion

Third places like bodegas and barbershops promote community well-being. “Respondents in neighborhoods with more third places report higher levels of interaction with their neighbors and greater cohesion, an effect that is most prominent in low-income neighborhoods.” That was a key result in a paper led by ILSSC alum Seth Williams. He summarizes the results of this research on the Vital City website. Read the article here.

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Filed Under: Publications

Lab publication on criminal justice reform

January 27, 2023 by Charis Kubrin

How to Think about Criminal Justice Reform: Conceptual and Practical Considerations, by Charis E. Kubrin and Rebecca Tublitz

How can we improve the effectiveness of criminal justice reform efforts? Effective reform hinges on shared understandings of what the problem is and shared visions of what success looks like. But consensus is hard to come by, and there has long been a distinction between “policy talk” or how problems are defined and solutions are promoted, and “policy action” or the design and adoption of certain policies. In this essay, we seek to promote productive thinking and talking about, as well as designing of, effective and sustainable criminal justice reforms. To this end, we offer reflections on underlying conceptual and practical considerations relevant for both criminal justice policy talk and action.

Read the full article here: https://rdcu.be/c1ZJS

Filed Under: Publications

Lab publication: Book on The Spatial Scale of Crime

December 8, 2022 by hippj

Lab publication: Book on The Spatial Scale of Crime

Lab co-director Dr. John R. Hipp has released a new book. In it he notes that a characteristic of many crime incidents is that they happen at a particular spatial location and a point in time. These two simple insights suggest the need for both a spatial and a longitudinal perspective in studying crime events. The spatial question focuses on why crime seems to occur more frequently in some locations than others, and the consequences of this for certain areas of cities, or neighborhoods. The longitudinal component focuses on how crime impacts, and is impacted by, characteristics of the environment. This book looks at where offenders, targets, and guardians might live, and where they might spatially travel throughout the environment, exploring how vibrant neighborhoods are generated, how neighborhoods change, and what determines why some neighborhoods decline over time while others avoid this fate.

—WINNER of the 2023 James Short Senior Scholar Award for best book or paper published, from the Division of Communities and Place in the American Society of Criminology—

Read more about the book from Dr. John R. Hipp here. 

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Filed Under: Publications

Lab publication on who leaves and who enters: consequences for neighborhood crime

August 15, 2022 by hippj

While the net change in demographics of a neighborhood likely impacts how levels of crime change, this study explores whether it matters who leaves a neighborhood, and who is entering the neighborhood–that is, the flows of people in or out of a neighborhood. Using a novel demographic accounting technique that allows computing who is leaving or entering a neighborhood based on race/ethnicity, age, or length of residence, the study finds that there are some somewhat surprising results indicating which neighborhoods are more likely to experience crime increases. For example, neighborhoods in which young adults (aged 15 to 29) are relatively trapped experience larger crime increases, while the stability of middle-aged residents is beneficial for neighborhoods. The results are found using data on neighborhoods in Southern California across two decades (2000-10 and 2010-17).

You can access the article by lab alumnus Dr. John R. Hipp and lab alum Alyssa Chamberlain in the journal Journal of Research in Crime & Delinquency entitled, “Who Leaves and Who Enters? Flow Measures of Neighborhood Change and Consequences for Neighborhood Crime.””. 

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Filed Under: Publications

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