From Live Science:Some people never forget a face. For the rest of us, recognizing faces is not so easy. And those with prosopagnosia can't even recognize their close friends.
Now scientists say the ability to recognize faces is inherited and separate from general intelligence or IQ.
IQ is strongly heritable. And one longstanding general thought about IQ holds that if you're smart in one area, you'll be smart in others. But some skills seem distinct. A person can be brilliant with numbers but not good with linguistics, for example. This latter reality supports a modularity hypothesis, in which the mind is like a Swiss Army knife — a general-purpose tool with special-purpose devices, researchers explained.
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