How to make sense of ICE arrest data
An immigration scholar guides us through the process of analyzing U.S. Immigration and Customs Enforcement arrest data, based on datasets published by the Data Deportation Project.
Criminal Justice
Research roundups, tip sheets, articles and explainers related to the topic of criminal justice
Expert Commentary
Child deaths in hot cars: Data and research on pediatric vehicular heatstroke
We summarize key research on child deaths in parked vehicles, including how often caregivers face criminal prosecution and why otherwise attentive parents sometimes forget infants in hot cars.
Expert Commentary
For journalists who cover immigration, better ICE detention data now available
Researchers created a new method to calculate how many people are detained at ICE facilities — and uncovered some hidden population spikes that don’t appear in ICE’s own reports.
Expert Commentary
287(g): The program that lets state and local police perform the functions of federal immigration officers
“In the span of about two months, the Trump administration radically expanded the 287(g) program beyond anything I have seen in the past 15 years of close study of this precise policy,” writes immigration scholar Austin Kocher.
Expert Commentary
How they did it: San Francisco Chronicle reporters uncover national spate of deadly police chases
San Francisco Chronicle investigative reporters Jennifer Gollan and Susie Neilson share tips for building a national database from scratch, interviewing trauma survivors, negotiating with public records officials and more.
Expert Commentary
How she did it: Marshall Project reporter reveals hospitals drug tested pregnant patients then reported false positives to authorities
Reporter Shoshana Walter shares tips on using confidential child welfare records and interviewing traumatized parents.
Expert Commentary
How they did it: Reporters in UC Berkeley journalism program expose system California police used to hide officer misconduct
The series, a collaboration with the San Francisco Chronicle, shows how hundreds of officers used clean-record agreements to conceal their past.
Expert Commentary
Covering felony disenfranchisement: 4 takeaways from our webinar with The Marshall Project
Research, data, history and the law: Here’s what you need to know to report on felony disenfranchisement. Plus, check out the video if you missed the webinar.
Expert Commentary
Do child access prevention laws prevent gun violence? Here’s what the research says
We look at what the research says about whether child access prevention laws, which are meant to keep firearms away from kids in the home, work to prevent gun violence.
Expert Commentary
Driving under the influence of marijuana: An explainer and research roundup
As marijuana legalization sweeps the U.S., researchers and policymakers are grappling with a growing public safety concern: marijuana-impaired driving. We explain the challenges and what the research shows.
Expert Commentary