An Invitation to Categorification
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https://www.ams.org/journals/notices/202201/noti2399/noti2399.html?adat=January%202022&trk=2399&galt=none&cat=feature&pdfissue=202201&pdffile=rnoti-p11.pdf
https://journals.aps.org/prx/abstract/10.1103/PhysRevX.11.031020
https://www.aqa.org.uk/subjects/science/gcse/physics-8463/assessment-resources
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https://www.theguardian.com/education/2019/apr/01/are-phds-just-cheap-labour-for-universities
https://www.theguardian.com/education/2022/apr/04/british-drama-school-closes-suddenly-after-heavy-losses
https://journals.aps.org/pr/pdf/10.1103/PhysRev.47.777
https://ccea.org.uk/key-stage-4/gcse/subjects/gcse-physics-2017/past-papers-mark-schemes
https://ccea.org.uk/key-stage-4/gcse/subjects/gcse-physics-2017/past-papers-mark-schemes
https://www.theguardian.com/education/2021/nov/26/children-harmed-by-school-streaming-into-lower-ability-groups-uk-study-shows