What is Modar?

The study concludes that Mormons and non-Mormons subtly differ in their facial appearance, and perceivers are able to perceive these differences in a way that allows for accurate categorization. The two groups are distinguished by differences in apparent health, which appears to be expressed in facial cues signaling skin quality.  

From RNS (Religion News Service)

All Mormons alike look to me.

They have that ‘frightful symmetry.’

Their sainthood assured,

They cannot be lured

With pricey immorality.