Here is some updated information on the characteristics of mass public shooters. Including some information from the Covenant school shooter on March 27, 2023. Here is also an Excel file with even more detailed information. Also, here is information on statements by...
CPRC original research
Testifying before Tennessee State Senate on Campus Carry
https://www.youtube.com/watch?v=PFSG_V2DQXc Dr. John Lott testified before the Tennessee Senate Judiciary Committee in favor of the Student Concealed Carry on College Campus Bill on March 7, 2023. Tennessee is a partial Campus Carry state where professors and staff...
With Manhattan DA Alvin Bragg apparently about to charge Trump with a felony for campaign finance violations, what has been the impact Bragg’s unwillingness to prosecute other felonies? A lot more felonies are being committed.
Updated with inclusion of this video: Florida Gov Ron DeSantis makes similar points regarding the impact Bragg has had on crime in NYC. March 20, 2023 Manhattan DA Alvin Bragg has been very reluctant to prosecute most people for felonies, but apparently, former...
Testimony to the Michigan House Judiciary Committee on Proposed Gun Control Bills
https://youtu.be/bD9KZTS_eGo Dr. John Lott testified before the Michigan House Judiciary Committee about gun control bills, including licensing and universal background checks, Red Flag laws, and safe storage laws. The hearings were partially motivated by the Michigan...
Support for Universal Background Checks is Very Sensitive to the Question Asked. People don’t like the laws when they find out about what the laws actually mean.
The Crime Prevention Research Center hired McLaughlin & Associates to survey people's views on universal background checks. We started with the standard question asked by survey groups such as Gallup and Morning Consult+Politico, and they added details about these...
Nikki Goeser’s Testimony before Connecticut Joint Judiciary Comm on Gun-free zones & Safe Storage
https://www.youtube.com/watch?v=7Hhb_Fykvqk The Crime Prevention Research Center's Nikki Goeser testified before the Connecticut Joint Judiciary Committee on gun-free zones in restaurants that serve alcohol and safe storage. Monday, March 6, 2023
Testimony to the Vermont State Senate Judiciary Committee on Banning those Under 21 from Owning “Assault Weapons.” UPDATE: Despite a 4-to-1 Democrat majority, that provision was defeated unanimously.
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....
UPDATED: People legally carrying guns have helped police officers solve crimes
Durham, North Carolina, February 26, 2026 Following a fatal workplace shooting at a Durham pizza restaurant, an armed customer followed the suspect outside and held him at gunpoint until police arrived and arrested him. The suspect was charged with first-degree murder...
UPDATED: Good Samaritans: People legally carrying guns have protected others
Las Vegas, Nevada, February 22, 2026 An employee fatally shot a former coworker who was chasing another employee with a gun after coming to a business and starting a confrontation. Police said the employee retrieved his firearm from his vehicle and intervened to stop...
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...











