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Justin Nix

@jnixy.bsky.social
707 followers 119 following 74 posts

Associate Professor in the School of Criminology and Criminal Justice at UNO. Forever a Gamecock though. Research interests: police, procedural justice, use of force

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Justin Nix @jnixy.bsky.social · 27/07/2026
It is; sorry for the delay, I almost never check this app. We welcome your thoughts if you get a chance to read!
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Justin Nix @jnixy.bsky.social · 18/03/2026
jnix.netlify.app/post/post36-...
jnix.netlify.app
What the Data Actually Show About the Post-2020 Police Staffing Crisis | Justin Nix
I try to make sense of a handful of studies seemingly at odds with each other
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Justin Nix @jnixy.bsky.social · 07/02/2026
Thinking about grad school next fall? Here are five things I wish I’d known back then. jnix.netlify.app/post/post35-...
jnix.netlify.app
What I Wish I'd Known Before Grad School | Justin Nix
Things I wish I knew 15 years ago
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Justin Nix @jnixy.bsky.social · 16/01/2026
Short summary of a forthcoming article in Journal of Criminal Justice → Does De-Escalation Training Actually Reduce Police Use of Force? New Research Reveals a Critical Gap jnix.netlify.app/post/post33-...
jnix.netlify.app
Does De-Escalation Training Actually Reduce Police Use of Force? New Research Reveals a Critical Gap | Justin Nix
Our new study found that de-escalation training improved how officers communicate with citizens, but didn't reduce use of force incidents. Here's what that means for police reform.
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Justin Nix @jnixy.bsky.social · 06/01/2026
🚨 Work in progress: an automated page on my website that fetches recent academic research on police shootings every Monday. Still fine-tuning but I’m excited to share it! h/t Claude AI for helping me code! jnix.netlify.app/police-shoot...
jnix.netlify.app
Police Shooting Research Tracker | Justin Nix
Recent academic publications on police shootings and use of deadly force
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Justin Nix @jnixy.bsky.social · 11/12/2025
jnix.netlify.app/post/post32-...
jnix.netlify.app
New teaching hack unlocked? | Justin Nix
Today was the last day of the semester for my undergrad Police & Society course. In the past, I’ve always done a review for the final, in the form of Jeopardy:1 My classes range in size from 20 to 35 ...
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Justin Nix @jnixy.bsky.social · 19/08/2025
Looking back on my peer reviews, part III jnix.netlify.app/post/post31-...
jnix.netlify.app
Looking Back on My Peer Reviews III | Justin Nix
I recently surpassed 200 manuscripts reviewed, and you know what that means: time to look back on how many manuscripts I’ve been asked to review, the recommendations I’ve made, and how long it general...
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Justin Nix @jnixy.bsky.social · 05/06/2025
Police shootings per year, by outcome, included in this dataset. Keep in mind that upward trend is most likely a reflection of better record keeping.
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Justin Nix @jnixy.bsky.social · 05/06/2025
Incredible new dataset on police shootings in the US, courtesy of Tom Clark, Adam Glynn, and Michael Leo Owens for their new book “Deadly Force: Police Shootings in Urban America.” It covers all cities with 100K+ residents and includes both fatal & nonfatal outcomes. policeshootingsdata.com/data/
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Justin Nix @jnixy.bsky.social · 04/06/2025
Just accepted for publication! The Minnesota Sexual Assault Kit Initiative (SAKI): Lessons learned from a decade of SAKI evaluations jnix.netlify.app/publication/...
jnix.netlify.app
The Minnesota Sexual Assault Kit Initiative (SAKI): Lessons learned from a decade of SAKI evaluations | Justin Nix
Here we describe the processes and quantify the outcomes of the SAKI project in Anoka County, MN – a mid-sized suburban/rural jurisdiction – and make comparisons to the three seminal SAKI evaluation p...
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Justin Nix @jnixy.bsky.social · 30/05/2025
www.wtkr.com/news/in-the-... 🫠
wtkr.com
Chesapeake police lowers age requirement to address staffing shortages
The Chesapeake Police Department says the ideal candidate is someone who is 19 and a half or close to turning 21 by the time they complete the police academy.
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Justin Nix @jnixy.bsky.social · 26/05/2025
Where does that upper bound of 12000+ come from? Never seen an estimate that high with any publicly available data. Unless you’re counting people police nonfatally shot?
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Justin Nix @jnixy.bsky.social · 24/05/2025
Unarmed killings are the rarest of these statistically rare outcomes, so it’s harder to pull a signal from the year-to-year noisiness. Plus, more undetermined cases in later years which mucks up the comparisons.
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Justin Nix @jnixy.bsky.social · 22/05/2025
Julie, in your work with GVA, what was your sense of reporting disparities in rural v. urban areas, i.e., how likely is it that the upward trend is mostly rural areas being more likely to report on police killings now vs. 10 years ago?
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Justin Nix @jnixy.bsky.social · 21/05/2025
George Floyd was killed 5 years ago. Expect news stories in the coming days that wrestle with why police killings continue unabated, despite all the reforms that have been introduced over the last 5-10yrs. jnix.netlify.app/post/post30-...
jnix.netlify.app
Police Killings Still Trending Upward post-Floyd | Justin Nix
This weekend marks 5 years since George Floyd was killed by Officer Derek Chauvin of the Minneapolis Police Department. Expect to see some news stories in the coming weeks wrestling with the question ...
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Justin Nix @jnixy.bsky.social · 16/05/2025
Exciting news → The School of Criminology and Criminal Justice at UNO is seeking applications for the Directorship of the Juvenile Justice Institute. More about JJI here: www.unomaha.edu/college-of-p... Apply at this link: unomaha.peopleadmin.com/postings/23816
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Justin Nix @jnixy.bsky.social · 09/05/2025
Sam Walker cleared out his office/library a couple years ago, I bet there were some gems in there 😥
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Justin Nix @jnixy.bsky.social · 09/05/2025
FWIW I responded to Jacob’s new concerns here: jnix.netlify.app/post/post29-...
jnix.netlify.app
Responding to Kang-Brown (again) | Justin Nix
Background In his latest commentary on our research note, Jacob Kang-Brown (JKB) raises six concerns (some old, some new). For what it’s worth he also makes clear his point of view regarding the “ques...
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Justin Nix @jnixy.bsky.social · 25/04/2025
jnix.netlify.app/post/post28-...
jnix.netlify.app
Reflecting on My Promotion! | Justin Nix
A few weeks ago I got my letter from the Senior Vice Chancellor approving my promotion to Professor (beginning next term). It’s a pretty surreal feeling. I’ve worked hard, but I’ve also benefited from...
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Justin Nix @jnixy.bsky.social · 21/04/2025
Full text: www.nature.com/articles/s41...
nature.com
Sources of organizational variability in fatal police shootings in the USA - Nature Human Behaviour
Neil et al. examine factors associated with variation in fatal police shooting rates across 2,727 US agencies and find that this variation is most strongly associated with differences in social contex...
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Justin Nix @jnixy.bsky.social · 21/04/2025
Interesting new paper in @naturehumbehav.bsky.social. The authors conclude that variation in fatal police shooting rates across agencies is "far from random" and "primarily associated with...differences in crime rates, 911 call rates, officers per capita and the prevalence of guns."
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Justin Nix @jnixy.bsky.social · 09/04/2025
Check out our latest working piece on police shootings - jnix.netlify.app/publication/...
jnix.netlify.app
99 Problems but a Clean IV Ain’t One: Measuring and Studying Officer-Involved Shootings | Justin Nix
Historically, a lack of comprehensive data on police shootings has hindered a nuanced understanding of this critical issue. However, in the past decade, the research landscape rapidly evolved with the...
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Justin Nix @jnixy.bsky.social · 31/03/2025
High-frequency location data show that race affects citations and fines for speeding | Science www.science.org/doi/full/10....
science.org
High-frequency location data show that race affects citations and fines for speeding
Prior research on racial profiling has found that in encounters with law enforcement, minorities are punished more severely than white civilians. Less is known about the causes of these encounters and...
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Justin Nix @jnixy.bsky.social · 14/03/2025
onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
Corrigendum to “When police pull back: Neighborhood‐level effects of de‐policing on violent and property crime, a research note”
Click on the article title to read more.
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Justin Nix @jnixy.bsky.social · 07/03/2025
www.nature.com/articles/s41...
nature.com
DM-FS: A Comprehensive Database on Death-Modulated Fatal Shootings - Scientific Data
Scientific Data - DM-FS: A Comprehensive Database on Death-Modulated Fatal Shootings
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Reposted by Justin Nix
John Shjarback @shjarback-ccj.bsky.social · 06/03/2025
🚨New article alert: "Moving targets: an examination of departmental deadly force policies and police shootings at vehicles" with @julie-a-ward.bsky.social . Open-access. academic.oup.com/policing/art...
academic.oup.com
Moving targets: an examination of departmental deadly force policies and police shootings at vehicles
Abstract. The current study applies variation in departmental deadly force policies by examining constraining and obligating language for a sub-set of poli
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Reposted by Justin Nix
Greg Sargent @gregsargent.bsky.social · 19/02/2025
Scoop --> Trump-Musk cuts just resulted in the firing of numerous top researchers at NIH's center for combating Alzheimer's, sources tell me. They predict big setbacks to fighting dementias. This cause was once championed by *Republicans.* Details here: newrepublic.com/article/1917...
newrepublic.com
Oops: Trump-Musk Cuts Just Wrecked an NIH Org Championed by GOPers
Republicans once lavished praise on an NIH center that deals with Alzheimer’s. Donald Trump and Elon Musk are hobbling it. What will they say now?
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Justin Nix @jnixy.bsky.social · 18/02/2025
"Funding science is actually a badass thing to do" www.experimental-history.com/p/funding-sc...
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Justin Nix @jnixy.bsky.social · 11/02/2025
Here are those yearly totals broken down by the "threat_type" and "armed_with" fields in WAPO's data.
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Justin Nix @jnixy.bsky.social · 11/02/2025
According to @washingtonpost.com, 1173 people were fatally shot by on-duty police officers in 2024 - the highest annual total since they began tracking in 2015.
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Justin Nix @jnixy.bsky.social · 04/02/2025
New preprint! jnix.netlify.app/publication/...
jnix.netlify.app
The Minnesota Sexual Assault Kit Initiative (SAKI): Lessons learned from a decade of SAKI evaluations | Justin Nix
Here we describe the processes and quantify the outcomes of the SAKI project in Anoka County, MN – a mid-sized suburban/rural jurisdiction – and make comparisons to the three seminal SAKI evaluation p...
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Justin Nix @jnixy.bsky.social · 31/01/2025
Gary LaFree’s Stockholm Address is a great read: onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
Understanding what violent street crime, globalization, and ice cream have in common
Research Summary In recent years, nutrition researchers have found that ice cream may have as many health benefits as low-fat milk or yoghurt for those with diabetes or at risk of diabetes. Nonethel...
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Justin Nix @jnixy.bsky.social · 22/01/2025
www.nbcnews.com/politics/sup...
nbcnews.com
'Split-second decision': Supreme Court returns to the question of police killings
The court will hear arguments this week over the “moment of the threat doctrine,” which addresses how much time can be taken into consideration when police kill people.
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Justin Nix @jnixy.bsky.social · 21/01/2025
Feels like the Pareto Principle is undefeated
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Justin Nix @jnixy.bsky.social · 16/01/2025
I was recently a guest on a new podcast hosted by @policeinservice.bsky.social (professor of criminal justice at SUNY Buffalo State). We talked about procedural justice theory for ~28 minutes. Police In-Service Training Podcast - Episode 5 jnix.netlify.app/talk/police_...
jnix.netlify.app
Police In-Service Training Podcast - Episode 5 | Justin Nix
We discuss procedural justice theory and some of my own research on the topic.
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Justin Nix @jnixy.bsky.social · 10/01/2025
“more than 1,000 people were killed with guns that once belonged to U.S. police departments during a 5-year period from 2019 to 2023. That's about four people every week. More than 2,500 other violent crimes were also committed with resold police guns”
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Justin Nix @jnixy.bsky.social · 10/01/2025
www.cbsnews.com/news/atf-rec...
cbsnews.com
ATF urges police to reevaluate reselling used firearms to the public
Police should reconsider reselling their used guns, the ATF said, pushing back against a policy linked to over 1,000 deaths between 2019 and 2023.
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Justin Nix @jnixy.bsky.social · 06/01/2025
Michael's book was also excellent and should be required reading for graduate students studying policing.
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Justin Nix @jnixy.bsky.social · 06/01/2025
For me it was Tony Cheng's book, "The Policing Machine."
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Justin Nix @jnixy.bsky.social · 06/01/2025
So here's an update to my blog post, "Update on the Historical OIS Data I've Been Pulling Together" 🙂 jnix.netlify.app/post/post27-...
jnix.netlify.app
Update on the Historical OIS Data I've Been Pulling Together | Justin Nix
Roughly 2 years ago I started building a database of fatal officer-involved shootings (OIS) at the agency-year level, going back in time as far as possible. If you’re not familiar with the OIS data la...
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Justin Nix @jnixy.bsky.social · 06/01/2025
On Saturday I shared a blog post that got re-shared on a YouTube channel with 1.5m followers. I broke my cardinal rule not to look at the comment section and saw lots of folks upset because (1) they didn't read the post and/or (2) it wasn't about what they wanted it to be about.
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Justin Nix @jnixy.bsky.social · 04/01/2025
Ahh, thanks Jacob!
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Justin Nix @jnixy.bsky.social · 04/01/2025
jnix.netlify.app/post/post27-...
jnix.netlify.app
Update on the Historical OIS Data I've Been Pulling Together | Justin Nix
Roughly 2 years ago I started building a database of fatal officer-involved shootings (OIS) at the agency-year level, going back in time as far as possible. If you’re not familiar with the OIS data la...
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Justin Nix @jnixy.bsky.social · 04/01/2025
www.wowt.com/2025/01/03/o...
wowt.com
OPD Chief: Omaha among ‘safest major cities in Midwest’ as 2024 sees marked reduction in crime rate
The year 2024 was a historic one for Omaha, according to one of its highest-ranking law enforcement officials.
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Justin Nix @jnixy.bsky.social · 30/12/2024
I can't wait to read your book next year. I don't read much nonfiction (apart from academic books) but my favorite still is Grisham's "The Innocent Man." Kahneman's "Thinking Fast and Slow" was great. Currently I'm reading Pishko's "The Highest Law in the Land" and it's been enjoyable/informative.
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Justin Nix @jnixy.bsky.social · 30/12/2024
I'm so sorry for your loss, John. If there's a silver lining at all, it's that you've got a lovely family there to support you and bring you joy.
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Justin Nix @jnixy.bsky.social · 30/12/2024
Ahead of the new year, I’ve simplified my website - aiming for a more “minimal” feel (at least on the homepage). I hope you’ll visit and explore! jnix.netlify.app
jnix.netlify.app
Justin Nix
Associate Professor of Criminology and Criminal Justice
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Justin Nix @jnixy.bsky.social · 27/12/2024
4/ Bottom line: ViCAP has untapped potential to fight serial sexual violence, but better integration into investigative practices is essential. The study offers practical recommendations to unlock this tool’s full potential. 🔑✨
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Justin Nix @jnixy.bsky.social · 27/12/2024
3/ The study highlights a major gap: agencies often lack the resources or expertise to use ViCAP fully. Improving accessibility, providing robust training, and streamlining the system could make it far more effective for solving violent crimes. ⚖️📈
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Justin Nix @jnixy.bsky.social · 27/12/2024
2/ Findings: Many agencies reported difficulties with ViCAP, citing insufficient training, limited staff, and time constraints. However, some success stories have emerged where the tool helped identify connections between cases or uncover serial offenders. 🤔⏳
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