Recent Posts by Dan Wu

Fovea, Peripheral Vision and Web Design

I have learned a small fun fact about our eyes. Hold your arm straight out and look at your thumb. The size of your thumbnail is how much your eyes can see in high resolution, which is your focus vision. Everywhere around your thumbnail, you...

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Norman Doors and Affordance Online

The user is not like me. This sentence is engraved in my brain. When I was in my HCI (Human-Computer Interaction) program at graduate school, one of my professors required us to repeat this sentence loudly three times at both the beginning and the ending of each class. After studying, practicing...

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