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What's in a Grin?
You can click through the images and note what expression you think they express, and then view the results of the larger experiment here. One result? People today have different words for emotions than Darwin's Victorian crowd did -- reminding us that what we think of as being innate emotions may well be social constructs. I know, it's deep. What strikes me most, though, is how uncanny, unsettling the photographs are, proving, if nothing else, the intangible qualities that go into these nonverbal human communications. In other words, a smile is not just some muscles contracting.
via It's Okay To Be Smart
The Smile That Can't Be Stolen
Smile -- it's Contagious!
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