These include a marked decline in performance; increased absenteeism; withdrawal or isolation; sudden or dramatic changes in behavior or appearance; drug or alcohol use; and erratic, depressive, and other emotional or mental health symptoms.
cite page 8 Step 2: Define Prohibited and Concerning Behaviors
APA
U.S. Secret Service National Threat Assessment Center. (2018). Enhancing School Safety Using a Threat Assessment Model: An Operational Guide for Preventing Targeted School Violence (p. 8). Claim p008-05, NCIER Claim Map. https://www.ncier.org/research/claim-maps/k12-threat-assessment-model/claims/p008-05
HTML
U.S. Secret Service National Threat Assessment Center. (2018). Enhancing School Safety Using a Threat Assessment Model: An Operational Guide for Preventing Targeted School Violence (p. 8). Claim p008-05, NCIER Claim Map. <a href="https://www.ncier.org/research/claim-maps/k12-threat-assessment-model/claims/p008-05">https://www.ncier.org/research/claim-maps/k12-threat-assessment-model/claims/p008-05</a>Link to https://www.ncier.org/research/claim-maps/k12-threat-assessment-model/claims/p008-05 from your own pages; it resolves to this claim and its highlighted source passage.
License: CC BY 4.0. Free to reuse with attribution: credit NCIER Claim Map and link to the claim.
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