We have updated our data on who extremely concentrated murders are in the US. The worst 1% of counties (the worst 31 counties) have 20% of the population and 41% of the murders. The worst 2% of counties (63 counties) contain 30% of the population and 54% of the...
https://www.youtube.com/watch?v=bVv_-jaBnZk Bill Maher: "this new wing with all the energy and it's not just a few people anymore. I read every day I read about a new person in some Colorado and Wisconsin, somebody who is saying some variation of not defund...
Students, reporters, researchers, and social media influencers increasingly rely on AI chatbots to write term papers, news stories, research papers, and online content. Twenty chatbots were available in February 2024, fifteen in August 2024, thirteen in December 2025,...
We have continued our reports on how very concentrated murders are in the United States. Our newest report is available here. Abstract The worst 1% of counties (the worst 31 counties) have 20% of the population and 41% of the murders. The worst 2% of counties (63...
Dr. John Lott has a new investigations piece at Real Clear Investigations. Also published at Zero Hedge, The Press (Brentwood, California), Times-Leader (Fairfield, MT), TippInsights, Conservative News and Views, and USSA News. . Conventional wisdom holds that the...
We have previously collected data on young people who successfully defended themselves or others with firearms, though it was for people either under age 18, teenagers, or under 21. Below are 24 cases involving children under the age of 17 who used a gun in...
While the media and gun control advocates constantly claim that firearms are the leading cause of death for those under 18, that is clearly incorrect. We have previously shown that for those under 18, vehicle deaths are consistently greater than those from...
The CPRC commissioned McLaughlin & Associates to survey 1,000 general election voters on May 19th, 2026 on whether they support more gun control or emphasizing repeat criminals (cross tabs available here). Despite frequent claims that Americans strongly...
Comparisons of crime rates across countries often focus on homicides or murders. In 2025, the U.S. murder rate will be about 4 per 100,000 people—roughly twice Canada's 2024 homicide rate of 1.91 per 100,000. However, homicides represent only a tiny share of violent...
Multiple Victim Public Shootings
Yale University Law School Working Paper, October 19, 2000.
Lott, John R., Jr., Yale University Law School
Landes, William M. University of Chicago Law School; National Bureau of Economic Research (NBER)
University of Chicago Law School, John M. Olin Law & Economics Working Paper No. 73, 1999.
Lott, John R., Jr., University of Chicago Law School
Landes, William M. University of Chicago Law School; National Bureau of Economic Research (NBER)
Safe Storage Gun Laws: Accidental Deaths, Suicides, and Crime
Yale Law School, Law & Economics Working Paper No. 237, 2000.
Lott, John R. University of Maryland Foundation, University of Maryland
Whitley, John E. University of Adelaide – School of Economics
National Instant Criminal Background Check System:
Fact vs. fiction on background checks and the gun control debate
Background checks have “no impact,” “zero” costs on law-abiding?
Tracking use of claim that 40% of gun sales take place without a background check
1968 Misdemeanor Conviction prevents U.S. Navy veteran from getting gun for self protection
One of the problems with background checks for gun purchases
More Problems with Brady Background Checks
The Problem with Brady Background Checks
What to make of the claim that 247 people on the terror watch list bought guns last year
Phantom gun control claims over the holes in the NICS background check system
NICS checks by state by month by year from 1998 to December 2010
Crime in Australia:
New Australian Study Shows More Guns, Less Crime
Gun smuggling in Australia, apparently the criminals are still obtaining guns
Some notes on claims about Australia’s crime rates
Gun permits almost double over last 5 years in New South Wales Australia
Australian gun regulations on murder
Crime in Ireland:
Some examples of the impact of gun bans on murder rates
Even more gun control in Ireland
So were Piers Morgan and Christiane Amanpour dishonest about crime rates last night?
Crime in Jamaica:
Some examples of the impact of gun bans on murder rates
So were Piers Morgan and Christiane Amanpour dishonest about crime rates last night?
Jamaica’s Bloody Lesson on Guns
Figure on Jamaica’s murder rate from the third edition of More Guns, Less Crime
Murder rates in Jamaica through the roof
Crime in Chicago:
Weren’t Chicago murder rates supposed to soar after the Supreme Court Decision?
“Gun Decision Was Product of University of Chicago”
Chicago has most murders of any city in the country
7th Circuit Appeals Court strikes down Chicago ban on gun ranges within the city limits
Chicago’s gang problem, role of cuts and changes in police policies
Alan Gura predicts that crime will drop if gun ownership allowed in Chicago
Chicago makes it even more costly to own a gun
Let’s Face It, Chicago’s Mayor Richard Daley Wants to Ban Guns, All Guns
Crime in Washington, D.C.:
Updating the changes in DC’s crime rates since Heller
Vet loses guns to DC police as he travels through nation’s capital
DC drags feet on correcting false info on DC’s gun laws
Ask Canada — gun registration won’t make D.C. safer
Crime down after Supreme Court overturns city gun bans
DC reluctantly moves to remove some gun control laws
DC’s phony crime closure rates
Where is the ACLU in Chicago and DC gun fee cases?
“Shot down: D.C. residents unable to register handguns”
Just a reminder about DC and Chicago’s crime rate changes after the Supreme Court decisions
NY Times points to Times Square BOMBER as reason for more government regulation of guns?
How difficult is it to get a handgun in DC? Very, very difficult.