Photograph of a waterfall
Falling Water, Rising Rocks, 1834
Intrigued by an optical illusion he experienced while traveling in Scotland, Robert Addams wrote what is now considered one of the definitive observational accounts of so-called motion aftereffects.
ABOVE: © SANDY GERRARD
Falling Water, Rising Rocks, 1834
Falling Water, Rising Rocks, 1834

Intrigued by an optical illusion he experienced while traveling in Scotland, Robert Addams wrote what is now considered one of the definitive observational accounts of so-called motion aftereffects.

Intrigued by an optical illusion he experienced while traveling in Scotland, Robert Addams wrote what is now considered one of the definitive observational accounts of so-called motion aftereffects.

ABOVE: © SANDY GERRARD

motion perception

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