A widely cited February 2024 report by Politifact claimed: "No evidence of rising LGBTQ+ violent extremism or 'trans terrorism." A follow up report by Politifact in September 2025 examined both the FBI's definition of active shooting attacks and the notion of mass...
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
Updated Detailed Information on Mass Public Shootings from 1998 to 2025
Many graphs using the data are shown at the end of the post. Each time a public shooting draws national attention, particularly at places such as schools or churches, politicians and the media often respond by citing figures that claim the United States suffers...
The Latest Research
Get our latest research on crime sent straight to you. Find out what law enforcement and gun ownership policies will make people safer
Latest Columns
At Real Clear Politics: From Whiskey to Weed: A Second Amendment Fight
Dr. John Lott and his wife Laura have a piece up at Real clear Politics on today's oral arguments before the Supreme Court. It was also carried at ZeroHedge. . Are regular marijuana users the modern equivalent of “habitual drunkards” at the Founding? What about...
At The Federalist: The Real Rate Of Transgender Violence Is Much Worse Than The Media Wants To Admit
Dr. John Lott has a new piece at The Federalist on the shooting crimes by transgender individuals. This piece was the top trending piece at The Federalist. . We’re repeatedly told that transgender individuals are “not prone to commit gun violence.” Major...
At Real Clear Politics: Virtually All Countries Support Voter Photo ID – So Why the Filibuster?
Dr. John Lott has a new op-ed on the upcoming push to pass the SAVE Act. Besides appearing originally at Real Clear Politics, it has also appeared at Zero Hedge. . “The bottom line is this: voter ID is not controversial in this country,” Harry Enten, the chief data...
At Real Clear Politics: Democrats Using Shutdown Threat To Rewrite Immigration Enforcement
Dr. John Lott has a new op-ed at Real Clear Politics on the demands the Democrats have or they will shutdown the government again. . Another government shutdown looks increasingly likely by the end of the week. Democrats are demanding that major changes to Department...
At the New York Post: How Trump’s ICE enforcement record blows Obama’s out of the water— by a lot
Dr. John Lott has a new piece at the New York Post evaluating the media's claims about Trump's immigration enforcement during 2025. It is important to recognize that these numbers are strongly biased in favor of making the Obama administration immigration enforcement...
At the Wall Street Journal: Hawaii Tries to Evade the Second Amendment
Dr. John Lott has a new piece at the Wall Street Journal. . Blue-state gun laws are back before the Supreme Court. The justices barred states in 2022 from requiring concealed-handgun permit applicants to demonstrate a need for the license. Rather than comply with...
Spectator Australia: Australians more likely to be victims of violent crime than Americans
Dr. John Lott and CPRC senior fellow Kesten Green, who is also a researcher at the Adelaide University, College of Business and Law, have a new op-ed piece in the Spectator Australia. More information on this issue is provided in our post here. An additional reason...
At the New York Post: New data reveals the horrific truth about illegal-immigrant crime
Dr. John Lott has a new op-ed at the New York Post. ChatGPT and Grok's evaluations of the accuracy of the article are attached at the end. A comparison is also provided for the Texas and American Community Survey (ACS) data that is often used by those who want to...
Videos
Talks
Worth listening to:”Salon” style dinner-inclusive event at a private home in Sydney, Australia to discuss crime and gun control laws
On Sunday, February 8th, 2026, Dr. John Lott gave a presentation to a dinner event to about 30 people at the private home in Sydney, Australia. They covered an extensive range of issues regarding crime and gun control laws. Part 1 Part 2
Talk at the University of Houston: The Role of Economics in Understanding Law
Here is part of a talk that Dr. John Lott gave on February 26th, 2026 at the University of Houston that explained how useful economics is in understanding law. The audio is provided above and the PowerPoint that went with the talk is provided below. There ended up...
Talk to an Election Integrity Event in DC
General Michael Flynn organized a talk that I gave on voting rules in other countries and some academic research that I have done on voting. The PowerPoint below will help you follow along with the talk. A copy of the PowerPoint is available here. Vote Fraud Mail-in...
Media Appearances
On 700 WLW’s The Bill Cunningham Show: To Discuss “No Kings” Protests and Voter Fraud
Dr. John Lott appeared on 700 WLW’s The Bill Cunningham Show in Cincinnati to discuss the "No Kings" protests and the debate over the SAVE Act. See also Dr. Lott's new op-ed piece at the New York Post titled "The whole world laughs at Democrats’ lame voter-ID claims."...
On Missoula’s KGVO: Discussing a wide range of voter fraud and gun control issues
Dr. John Lott, President of the Crime Prevention Research Center, appeared on the Talk Back program for an hour and a half to discuss a range of topics, including his new op-ed in the New York Post on the debate over the SAVE Act and his latest op-ed in Real Clear...
On Central California’s Andy Caldwell Show: The whole world laughs at Democrats’ lame voter-ID claims
Dr. John Lott appeared on Central California’s’ Andy Caldwell Show to talk about voter fraud and his new op-ed piece at the New York Post on the debate over the SAVE Act. (Monday, March 30, 2026, from 4:05 to 4:25 PM MT)
All Our Posts
Virginia’s Long List of New Gun Control Laws
As of April 14, 2026, several major gun control measures passed by the General Assembly are set to become law because Virginia Governor Abigail Spanberger either signed them or did not veto them by the midnight deadline on Monday, April...
Maricopa County Identifies 137 registered voters who are not U.S. citizens, 60 Non-Citizens Who Previously Voted
Here is the press statement from the Maricopa County Recorder's Office. . As part of an effort to confirm full ballot eligibility for 61,681 Maricopa County voters affected by the “MVD-DPOC” issue, the Maricopa County Recorder’s Office conducted a review of these...
Voted Fraud: In 2020, a man requested 106 mail-in ballots for city residents without their knowledge, and he had them sent to a P.O. Box registered using a fake driver’s license and student ID
A Texas Democrat engaged in massive vote fraud. What if Mr. Mohamed had used multiple P.O. Boxes instead of just one? What if the election workers hadn't been so observant? It is shocking that it was this easy for him to obtain over a hundred ballots to vote. In...
















