# National Academies of Sciences, Engineering, and Medicine
**Entity class:** Scientific advisory institution
The **National Academies of Sciences, Engineering, and Medicine (NASEM)** provide independent scientific, engineering, and medical analysis and advice through the [[wiki/National Academy of Sciences|National Academy of Sciences]], National Academy of Engineering, and National Academy of Medicine.
Within this cluster, National Academies work connects outbreak surveillance, school reopening, pandemic decision support, biosecurity, and public-health preparedness. Its 2020 school-reopening study incorporated evidence from [[wiki/Lauren Ancel Meyers|Lauren Ancel Meyers]] on adaptive modeling and feedback under changing COVID-19 conditions.
## Relationships
- **constituent academy:** [[wiki/National Academy of Sciences|National Academy of Sciences]].
- **scientific publication route:** [[wiki/Proceedings of the National Academy of Sciences|PNAS]].
- **pandemic decision-science route:** [[wiki/Lauren Ancel Meyers|Lauren Ancel Meyers]], [[wiki/Meyers Lab|Meyers Lab]], and [[wiki/COVID-19|COVID-19]].
## Sources / Provenance
- [About the National Academies](https://www.nationalacademies.org/about) (accessed 2026-09-23).
- [Reopening K–12 Schools During the COVID-19 Pandemic](https://www.nationalacademies.org/read/25858/chapter/6) (2020).