# The Dragons of Eden: Speculations on the Evolution of Human Intelligence

> 1977 essay by Carl Sagan

**Wikidata**: [Q1152481](https://www.wikidata.org/wiki/Q1152481)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/The_Dragons_of_Eden)  
**Source**: https://4ort.xyz/entity/the-dragons-of-eden-speculations-on-the-evolution-of-human-intelligence


## References

1. [Source](https://www.bookshare.org/browse/collection/31/Pulitzer?limit=50&sortOrder=COLLECTION_YEAR&offset=100&)
2. [Source](http://pulitzer-prize.findthedata.com/d/c/1978)
3. [Source](https://www.pulitzer.org/prize-winners-by-category/223)
4. Freebase Data Dumps. 2013
5. Goodreads