
The problem with polling
Seemingly every day, new polls report that Donald Trump is either ahead of Kamala Harris by 2 points or behind by 2 points.
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.
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.
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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Seemingly every day, new polls report that Donald Trump is either ahead of Kamala Harris by 2 points or behind by 2 points.
As the United States presidential election enters its final phase, more and more voters are expressing support for their favored candidate by wearing election merchandise.
BALTIMORE, MD, October 31, 2024 – INFORMS, the largest association for decision and data sciences, announced Theresa Roeder has been named the vice president of Sections and Societies at INFORMS. A renowned expert with significant expertise in the semiconductor industry, Roeder works primarily in the field of discrete-event computer simulation. She is the department chair in the Lam Family College of Business at San Francisco State University.
BALTIMORE, MD, October 31, 2024 – INFORMS, the leading international association for professionals in operations research, analytics, management science, economics, behavioral science, statistics, artificial intelligence, data science, applied mathematics and other relevant fields, announced that Mark E. Lewis, Maxwell M. Upson Professor of Engineering at Cornell University, has been elected the 2026 INFORMS president.
During a leisurely walk around our neighborhood, my wife and I came across our delightful octogenarian neighbor, “Marilyn.” As we exchanged some pleasantries about the weather and our neighborhood in general, our conversation turned to the upcoming election.
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