News Room

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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Study Finds Your Profile Picture Plays a Significant Role in Whether You Get Hired

Study Finds Your Profile Picture Plays a Significant Role in Whether You Get Hired

News Release, November 27, 2023

BALTIMORE, MD, November 27, 2023 – A new study has found that your online profile picture may play a key role in whether you get hired. The study also found that if your profile photo suggests you “look the part,” those hiring you as an employee or freelancer may be more likely to give that more weight than lower ratings, lack of certifications and a fewer number of reviews than your close competitors.

Ranil Herath and Tinglong Dai

Ranil Herath and Tinglong Dai

Med City News, November 21, 2023

Tinglong Dai is Professor of Operations Management and Business Analytics at the Johns Hopkins Carey Business School, with a joint faculty appointment at the Johns Hopkins School of Nursing. He serves on the leadership team of the Hopkins Business of Health Initiative and the executive committee of the Institute for Data-Intensive Engineering and Science. He joined Carey in 2013 after receiving a PhD in Operations Management/Robotics from Carnegie Mellon.

Where have all the container ships gone?

Where have all the container ships gone?

Parcel, November 18, 2023

One of the most recognizable images of the supply chain crisis is that of nearly 100 container ships waiting to unload in October 2021.

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INFORMS Magazines

OR/MS Today is the INFORMS member magazine that shares the latest research and best practices in operations research, analytics and the management sciences.

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Analytics magazine showcases articles and research reports based on big data, AI, machine learning, data analytics and other new-age technologies.

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