# Thatcher effect

> optical illusion technique

**Wikidata**: [Q2066298](https://www.wikidata.org/wiki/Q2066298)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Thatcher_effect)  
**Source**: https://4ort.xyz/entity/thatcher-effect


## References

1. Freebase Data Dumps. 2013