# On the roles of function and selection in evolving systems

> Research article (Proceedings of the National Academy of Sciences, 2023) · cited 135× · AI/ML

**Wikidata**: [openalex:W4387665021](https://www.wikidata.org/wiki/openalex:W4387665021)  
**Source**: https://4ort.xyz/entity/on-the-roles-of-function-and-selection-in-evolving-systems