Officer-involved shootings

Gun Violence Against U.S. Police Officers: Insights from a New Dataset

In a forthcoming paper in Criminology & Public Policy, Michael and I conducted an exploratory analysis of fatal and non-fatal firearm assaults on U.S police officers using six years of public data provided by the Gun Violence Archive. We adopted the following inclusion criteria: Victim was a sworn officer employed by a local, state, or special jurisdiction law enforcement agency that routinely responds to calls for service (i.e., officers employed by town, city, or county agencies, sheriff’s departments, state agencies, tribal police, university police, transit police) Victim was on duty at the time of assault The bullet struck the victim’s person or his/her equipment (excluding vehicle) The bullet came from a real firearm (i.

Police Shooting Research and the Conditional Probability Mistake

Yesterday, Andy Wheeler posted a summary of the problems with recent studies about officer-involved shootings, including one my colleagues and I published in February 2017. As usual, Andy’s criticisms were thoughtful and spot on. And I hope I can take him up on that conference beer soon, even though he’s at a new job. That said, I do want to push back just a little about the motivation for our paper.

New preprint: Do police killings of unarmed persons really have spillover effects?

Correcting 91 misclassified incidents renders Bor et al.'s (2018) key finding non-significant.

Considering Violence Against Police by Citizen Race/Ethnicity to Contextualize Representation in Officer-Involved Shootings

We use data on violence against police as a benchmark to understand racial disparities in OIS

Crowdsourced police shooting data: What we know and what we're missing

At the 2019 ASA Conference, Geoff Alpert and I discuss how misleading analyses of strictly fatal OIS can be.

That new study in PNAS on fatal officer-involved shootings

My thoughts after reading.

The problems with OIS data that only capture fatalities

Any time an officer purposely discharges his/her firearm at someone, deadly force has been used.

Validity of details in databases logging police killings

A recent study suggests fatal encounters between police and unarmed black men has mental health consequences for the black community.

Analysis of 2018 Use of Deadly Force by the Phoenix Police Department

We examined trends in Phoenix OIS from 2009 to 2018.

Disparity Does Not Mean Bias: Making Sense of Observed Racial Disparities in Fatal Officer-involved Shootings with Multiple Benchmarks

We discuss the importance of using an appropriate benchmark to compare racial differences in officer-involved shootings.