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: Should We Deport Illegal Aliens Only After They’re Convicted?: Waiting for a Drug Selling Conviction Can Cost Taxpayers Up to >$600K. Even if all illegals who have been charged but not convicted face this type of crime, the total legal costs would be up to $149 Billion

UPDATED: Should We Deport Illegal Aliens Only After They’re Convicted?: Waiting for a Drug Selling Conviction Can Cost Taxpayers Up to >$600K. Even if all illegals who have been charged but not convicted face this type of crime, the total legal costs would be up to $149 Billion

Take the case of Isaac Melendez-Carranza, an illegal alien from El Salvador, who was recently arrested for allegedly selling fentanyl to students at Park View High School in Loudoun County, Virginia. Investigators linked him to at least two student...

Mass Public Shooting stopped by armed civilian.
A gunman killed two people, set his home on fire, and fired dozens of rounds into nearby houses during a neighborhood rampage. A good Samaritan confronted and shot him, forcing his retreat, and police credited the civilian with

Dr. John Lott appeared on the podcast The Truth with Lisa Boothe for a wide-ranging discussion about illegal immigration, crime, deportations, and the financial costs of prosecuting and incarcerating noncitizens accused of crimes.
Dr. Lott discussed his recent research estimating

"almost every single illegal alien we interviewed at the border admitted to us, on camera, that they came for "trabajar" (work)"
Democrats say they care about the poor, unskilled workers in the US, but whose jobs are these illegals competing against? Whose salaries are lowered?

Mass Public Shooting stopped by armed civilian.
A suspect wearing a ski mask opened fire into a crowd at a park reunion, shooting toward a group that included adults and young children and injuring two people (Murfreesboro, Tennessee, September 13, 2025). During the incident, one

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Latest Columns

At Townhall: Why We Need the SAVE America Act

At Townhall: Why We Need the SAVE America Act

Dr. John Lott has a new op-ed at Townhall on the push for the SAVE America Act. . Democrats argue that requiring voter photo IDs—even when the ID itself is given away free—creates practical barriers that prevent eligible voters from casting ballots. “We’re all set for...

Videos

Talks

Talk in Houston: Gun Control Myths

Talk in Houston: Gun Control Myths

Dr. John Lott gave a talk in Houston on April 17th, 2026 titled "Gun Control Myths." The audio here isn't perfect,, but hopefully between the audio and the PowerPoint the main message will get across. For those interested, there is also the book....

Talk in Houston: The FBI Crime Data is  a Politicized Mess

Talk in Houston: The FBI Crime Data is a Politicized Mess

Dr. John Lott gave a talk in Houston on April 17th, 2026 titled "The FBI Crime Data is a Politicized Mess." The audio here isn't perfect,, but hopefully between the audio and the PowerPoint the main message will get across. This audio missed the first 10 minutes of...

Media Appearances

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