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A collection of press releases, audio content and media clips featuring INFORMS members and their research.

New Study Reveals Economic Ripple Effects of Mass Shootings on Local Businesses
News Release

BALTIMORE, MD, May 13, 2025 – As communities across the United States continue to confront the devastating toll of mass shootings, new research reveals a staggering economic dimension to these tragedies. A study published in the INFORMS journal Marketing Science finds that mass shootings cause an estimated $27 billion in annual lost revenue for U.S. retailers driven by sharp declines in foot traffic, reduced transaction volume and long-term store closures.

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New Research Reveals Concealed Carry ‘Shall Issue’ Laws Increase Handgun Purchases, While ‘Permitless Carry’ Shows No Effect
News Release

BALTIMORE, MD, May 13, 2025 – Researchers who took a close look at loosened concealed carry laws between 2010 and 2017 have found that “Shall Issue” regulations, which remove local authority discretion on the issuance of concealed carry gun permits, contribute to a significant increase in handgun purchases. At the same time, the researchers found that in states that adopted “Permitless Carry” policies, there was no noticeable change in gun purchases.

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Can You Fly Without a REAL ID After May 7 Deadline? What To Know
Media Coverage

The time has come: REAL ID will finally be implemented in less than one week, about 20 years after it was initially proposed.

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TSA Finds 3 Times Usual Rate Of Guns At Checkpoints, Despite Drop In Air Traffic

TSA Finds 3 Times Usual Rate Of Guns At Checkpoints, Despite Drop In Air Traffic

NPR, August 11, 2020

The number of people flying on commercial jetliners is down 75% from last summer, but the rate of those getting caught either inadvertently or deliberately trying to bring a gun on board is soaring. Transportation Security Administration officers are finding guns in carry on bags at security checkpoints at a rate three times higher than they did last summer. And 80% of those guns are loaded.

Specialized Clinics Could 'Flatten Curve' of Pandemics, Influenza Outbreaks, NCSU Study Finds

Specialized Clinics Could 'Flatten Curve' of Pandemics, Influenza Outbreaks, NCSU Study Finds

WRAL Tech Wire, August 10, 2020

A new study concludes that opening clinics dedicated specifically to treating influenza can limit the number of people infected and help to “flatten the curve,” or reduce the peak prevalence rate. While the work focused on influenza, the findings are relevant for policymakers seeking ways to reduce impacts of the ongoing COVID-19 pandemic.

Professor Warns That University Towns in Illinois Vulnerable for COVID-19 Spread

Professor Warns That University Towns in Illinois Vulnerable for COVID-19 Spread

The Center Square , August 10, 2020

A University of Illinois professor is warning of a possible “public health tsunami” as students return to campus in small and medium-sized university towns. Dr. Sheldon Jacobson is a professor of computer science. He said cities with higher education institutions such as DeKalb, Macomb, Charleston and Galesburg could get hit hard as students return to campus. “I would estimate based on the data I have seen that when students show up on campuses, somewhere between 2 and 7 percent of them are going to be testing positive,” Jacobson said.

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