What is it about?
This study tested the popular claim that Taylor Swift’s presence at Kansas City Chiefs games improved Travis Kelce’s performance and team outcomes. Using statistical models and historical comparisons, we found no convincing evidence of a “Swift effect.”
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Why is it important?
This paper shows how easily coincidences can be mistaken for cause-and-effect, especially when amplified by media coverage. It’s a reminder that rigorous evidence should guide conclusions, whether in sports, medicine, or public policy.
Perspectives
As a scientist, unofficial statistician, and occasional NFL follower, I couldn’t resist analyzing this cultural phenomenon. What began as a fun question quickly revealed itself as a great teaching example — one that makes statistical methods accessible while highlighting how narratives can outpace evidence.
Dr James M Smoliga
Tufts University
Read the Original
This page is a summary of: The folklore of the “Swift” effect – lessons for medical research and clinical practice, PLOS One, September 2025, PLOS,
DOI: 10.1371/journal.pone.0315560.
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