https://www.derrickpeterson.com

https://www.city-journal.org/article/open-the-schools?wallit_nosession=1

https://www.kgw.com/amp/article/news/local/franklin-school-student-dies-suspected-drug-overdose/283-72e901be-e1cb-475c-889f-7d98656a48f3

https://katu.com/amp/news/local/pps-puts-two-se-portland-schools-on-secure-perimeter-status-after-shooting-near-campus

https://www.portlandtribune.com/news/amid-shootings-overdose-deaths-portland-school-leaders-grapple-with-student-safety/article_a01145be-b320-11ed-8c4a-3f98bb3e621f.html

https://cepr.harvard.edu/files/cepr/files/5-4.pdf?m=1651690491

https://www.nytimes.com/2022/05/05/briefing/school-closures-covid-learning-loss.html?smid=nytcore-ios-share&referringSource=articleShare