According to the CBC today, the University of Melbourne's Centre for Eye Research (and published in the March Issue of Investigative Opthamology and Visual Science) declared there is NO link between nerdiness and wearing glasses.
The study (and yes, you can read it here:
http://www.iovs.org/current.shtml#top) not only indicates that people who wear glasses are NOT automatically by definition, nerds, but...
researchers found a small but "significant" association between glasses-wearing and agreeable personalities. (Only in twins, mind you, but we four-eyes will take what we can get.)
So there you have it. Glasses do not a nerdling make.
But -- uh -- maybe someone should have told this 15 year old ...