Crime Prevention
Research Center

Dedicated to conducting academic quality research on the relationship between laws regulating the ownership or use of guns, crime, and public safety

Latest Research

New Research: The worst 2% of U.S. counties produce an even larger share of firearm murders than of murders overall. Those counties account for 53% of all murders but 57% of firearm murders. Most in heavily Democrat controlled areas. U.S. murders are concentrated far more heavily than Canada’s and Australia’s.

New Research: The worst 2% of U.S. counties produce an even larger share of firearm murders than of murders overall. Those counties account for 53% of all murders but 57% of firearm murders. Most in heavily Democrat controlled areas. U.S. murders are concentrated far more heavily than Canada’s and Australia’s.

We have previously examined how heavily murders concentrate in the United States, but this is our first analysis of firearm homicide concentration. The first two graphs show that the worst 2% to 5% of counties account for a share of firearm murders about four...

Trump Administration Decision Not to Criminally Prosecute Licensed Dealers who Sell Handguns to 18, 19, and 20 Year Olds. Showing that the Victimization Rate for Murder and Rape is Higher for 18 to 20 Year Olds than 21 to 23 Year Olds. That is Relevant if a Gun Ban Primarily Disarms Law-abiding People Relative to Criminals.

Trump Administration Decision Not to Criminally Prosecute Licensed Dealers who Sell Handguns to 18, 19, and 20 Year Olds. Showing that the Victimization Rate for Murder and Rape is Higher for 18 to 20 Year Olds than 21 to 23 Year Olds. That is Relevant if a Gun Ban Primarily Disarms Law-abiding People Relative to Criminals.

Gun control advocates have condemned the Justice Department’s decision to stop criminally enforcing the nearly 60-year-old federal ban on licensed dealers selling handguns to law-abiding 18-, 19-, and 20-year-olds. Saying it will cause the loss of life. “That’s...

Defensive Gun Use. Dandridge, Tennessee, June 4, 2026
"A male later identified as Stewart got out of the truck and came toward him with a sword, threatening to kill him, investigators were told.
The man grabbed a 9mm firearm from his vehicle and fired at the attacker, who fell to

New Trump Admin Stats Prove Good Guys With Guns Save Lives.
At the request of gun control advocates, the CDC removed data from its website. Trump has now restored the data, but it went further, correcting an important error in the original post.

#2a #guns

Defensive Gun Use in Public. Raleigh, North Carolina, June 2, 2026.
"Authorities told ABC11 that Graham and another man who knew each other and were living in an encampment got into an argument that escalated. Investigators say Graham struck the other man with an ax and continued

Dr. John Lott appeared on Nashville’s Morning News with Dan Mandis to discuss his new op-ed at the New York Post titled “Left’s push to delay deporting illegal-migrant criminals imposes huge costs on taxpayers.
#CPRC #Crimepreventionresearchcenter
”https://crimeresearch.org/2026/10/on-nashvilles-morning-news-with-dan-mandis-to-discuss-the-costs-of-immigration-laws-and-deportations/

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Talk in Argentina: Making People Safer

Talk in Argentina: Making People Safer

Here is the audio and PowerPoint for Dr. John Lott's recent talk in Buenos Aires, Argentina on August 13th. This talk has Lott speaking in English followed by a translator speaking in Spanish. Argentina-Talk-2025-without-videoDownload The video in the presentation is...

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Eight people killed by ICE (5) or Border Patrol Agents (3) since January 20th, 2025. Any death is tragic, but these individuals were not blameless. Annual Average Customs & Border Protection Fatal Encounters under Trump are half what they were under Biden

Eight people killed by ICE (5) or Border Patrol Agents (3) since January 20th, 2025. Any death is tragic, but these individuals were not blameless. Annual Average Customs & Border Protection Fatal Encounters under Trump are half what they were under Biden

Over 600,000 people have been booked into ICE detention centers between January 20th, 2025 and July 31, 2026. At the same time, there have been about 170,000 border apprehensions (155,000 at the southwest-border and another 15,000 nationwide). So with eight dead, that...