https://www.youtube.com/watch?v=HBs5u7y1rrM Dr. John Lott testified before the Vermont state Senate Judiciary Committee about SB 4, which would ban those under 21 years old from owning so-called "Assault Weapons." A copy of Lott's written testimony is available here....
CPRC original research
UPDATED: People legally carrying guns have helped police officers solve crimes
Sugar Creek, Missouri, September 20, 2025 Police in Sugar Creek responded to a shooting that left a woman injured while driving, and her husband helped officers identify the suspect nearby. When the suspect fled and attempted to enter a semi-truck, the driver used his...
UPDATED: Good Samaritans: People legally carrying guns have protected others
Chattanooga, Tennessee, September 13, 2025 A suspect attempted to carjack a family as they were getting into their vehicle, but the victim activated the car alarm and called for help. An armed bystander intervened, holding the suspect at gunpoint and giving commands...
At Fox News and Fox Business: Murders are becoming even more concentrated in a handful of urban counties, report shows
https://www.youtube.com/watch?v=x7vdPFzTBYw The new Crime Prevention Research Center study has gotten coverage at Fox News, Fox Business, and on Fox News Radio. Here is a report from Fox News: Murders in the U.S. are becoming increasingly concentrated in densely...
Testimony before the U.S. House Committee on the Judiciary on Gun Control
https://www.youtube.com/watch?v=7unVdqstiJA Dr. John Lott testified before the Subcommittee on Crime, Terrorism, and Homeland Security for a hearing titled “Examining Uvalde: The Search for Bipartisan Solutions to Gun Violence." They discussed different gun...
At Real Clear Investigations: Europe Shows a Clear Link Between Immigration and Crime — Like the One the U.S. Seriously Downplays
Dr. John Lott and James Varney have a piece at Real Clear Investigations on the relationship between crime and immigration. The data used in the investigation is available as a STATA data set here. The regression output is shown at the bottom of this post. The piece...
Concealed Carry Permit Holders Across the United States: 2022
A copy of our newest report is available here (please download). Copies of our annual reports from 2014 through 2021 are available here. As the United States is moving into a post-pandemic era, the number of concealed handgun permits has continued...
Much more violence against Pro-life people than against Pro-choice since the Supreme Court Leak on May 3rd: 135 Attacks on Pro-life people between the Supreme Court Leak on May 3rd and September 24th, 2022, Only 6 attacks were identified in the other direction
Political violence is central to so much of the political debate in the US. Since a draft Supreme Court opinion in Dobbs v. Jackson overturning Roe v. Wade leaked in early May 2022, pro-abortion violence has again become a focus of the...
Massive errors in FBI’s Active Shooting Reports regarding cases where civilians stop attacks: Instead of 4.4%, the correct number is at least 34.4%. In 2021, it is at least 49.1%. Excluding gun-free zones, it averaged over 50%.
FBI ACTIVE SHOOTER DATABASE is available here for people who want to check all the casesDownload Data: For convenience, a PDF of the Excel file is also available here and a webpage with the list and links to the underlying news stories. FBI Active Shooting reports are...
Original Research: Support for Red Flag Laws Depends on People not understanding how Red Flag Laws Operate
The Crime Prevention Research Center hired McLaughlin & Associates to survey Red Flag Laws for 1,000 general election voters from July 21st to 24th, 2022. The survey asked people whether they supported Red Flag Laws, then asked whether they still supported it when...
New Original Research: NATIONAL REVIEW OF RETAINING ELECTION RECORDS FROM THE 2020 ELECTION
The paper is available to be downloaded here: http://ssrn.com/abstract=4205992. Our popular write-up on this is available here. Abstract We had a simple goal: match the number of voters who voted with the number of ballots cast. After elections, concerns are raised...
At Real Clear Investigations: How the FBI Undercounts Armed Citizen Responders to Mass Killers — and Media Play Along
Dr. John Lott has a new piece at Real Clear Investigations about the large systematic errors in the FBI's count of armed civilians who have stopped what otherwise would have been mass public shootings. . The shooting that killed three people and injured another at a...










