Inverted faces – Thompson’s “Thatcher Illusion”

 

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

 

 

Created: 1999-06-22

Last update: 2013-10-04