
https://www.navexglobal.com/en-gb/file-download-canonical?file=/Navex_YOTW_Survey_Report_-_Executive_Summary_Final_0.pdf

https://www.brookings.edu/blog/education-plus-development/2020/04/29/the-covid-19-cost-of-school-closures/

https://snyder.substack.com/p/both-sides