Reading a face is tricky business

Reading the face of a person who is trying to conceal fear or other emotions is tricky business, according to a new Northwestern University study of electrical activity in the brain.

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<p><a href="http://www.physorg.com/news105118816.html">Reading a face is tricky business</a></p> <p>Reading the face of a person who is trying to conceal fear or other emotions is tricky business, according to a new Northwestern University study of electrical activity in the brain.</p>