Wednesday, October 18, 2006

Facial Expressions of the Blind

The nature vs nurture argument is complex to say the least. DNA, it would appear, doesn't have that the room for things like "music taste" or "religious persuassion". On the otherhand, if your parents were talented in a certain area, odds are you will be too, while something like general intelligence is considered largely to be a product of both nature and nuture.

Our general physical behaviour like speech and posture are usually contributed to our environment. It was gernally believed that facial expressions came from those we grew up with. Well, apparently this is not entirely the case according to a recent study:

A blind young man shares his mother's habit of compressing his lips together when puzzled, despite never having seen her face. This is just one of the examples cited as part of a study published online today in Proceedings of the National Academy of Sciences USA showing that relatives who have never seen one another nonetheless share similar facial expressions--proof that even a grimace may be hereditary.

Even relatives separated at birth shared expressions: The blind young man mentioned above was abandoned by his mother two days after birth and not reunited with her until he was 18 years old, yet they shared at least three facial expressions, which reinforces what Darwin suspected more than 100 years ago. As he wrote in The Expression of the Emotions in Man and Animals: "The inheritance of most of our expressive actions explains the fact that those born blind bear them, as I hear from the Rev. R. H. Blair, equally well with those gifted with eyesight."

That Darwin chap was certainly a clever one.

6 Comments:

Anonymous Anonymous said...

Lets test this teory, Engels, tell us what you look like when you have an orgasm, and I'll be able to compare this to your mother. Should work with you too Dale

3:49 pm  
Blogger Engels said...

Touche, old man. I could make a pillow-biting joke here, but I'm above that...

4:04 pm  
Anonymous Anonymous said...

"Should work with you too Dale "

Is that because you've fucked all three of them?

10:57 am  
Anonymous Anonymous said...

martini, i'm willing to bet that you've never actually seen another person have an orgasm! BAM!!

p.s. Darwin was a godless heathen bastard, and i hope he evolves in hell...

12:11 pm  
Anonymous Anonymous said...

Dale, all the cool guys are going to hell. Are you really going to gimp it up in heaven with Seeka?

Plus, if Dante is correct (and I've seen nothing to indicate otherwise), in Hell you get the spectacle of watching Satan chew Brutus, Cassius and Judas alive, as well as marvelling as Mohammed runs around showing people his own intestines.

Moist.

12:54 pm  
Blogger Engels said...

Yeah, Dale. Aidan's right. Hell is where it's at. You know where all those porn actresses you watch, they're going right?

4:21 pm  

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