The 41% and 29% figures come from NTAC's 2023 study Mass Attacks in Public Spaces: 2016-2020.
Sample (n = undeterminable of undeterminable) · NTAC Mass Attacks in Public Spaces: 2016-2020 (2023), a different study
In Mass Attacks in Public Spaces: 2016 – 2020 (2023), NTAC found
cite page 52 Step 4: Identify and Process Reports of Concerning Behavior
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U.S. Secret Service National Threat Assessment Center. (2026). Preventing Targeted Workplace Violence: A U.S. Secret Service Guide to Behavioral Threat Assessment and Management (p. 52). Claim p052-05, NCIER Claim Map. https://www.ncier.org/research/claim-maps/workplace-violence-prevention/claims/p052-05
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