Inverted faces – Thompson’s “Thatcher Illusion”

from “Visual Phenomena & Optical Illusions

Thatcher Illusion

Compare the two faces on the right – no big difference? Now start the movie or use the slider.

Source

Thompson P (1980) Margaret Thatcher: a new illusion. Perception 9:483–484

 

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On the left is a related, though very different, somewhat disturbing imagination by GyP (with kind permission; more wonderful images on his site).

 

Created: 1999-Jun-22


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Last update 2013-10-04 by Michael Bach (G+)