Update

During the busy summer market season, many items are listed as out of stock here to avoid conflict with show sales. If you see something you are interested in, or if you saw something at one of my markets, it (or a similar piece) may still be available. Just ask. Follow my Instagram feed for …

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Café Wall Illusion

There is still no consensus on the mechanisms behind the illusion of sloping mortar lines and wedged shaped tiles in the Café Wall Illusion. On one leading theory, McCourt’s (1983) Brightness Induction Model, the illusion is produced in several stages. In the first stage, lateral inhibition in retinal ganglion cells induces illusory brightness variations in …

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