
Researchers at University of Glasgow revealed that faces that are seen as untrustworthy, dominant or unattractive due to their shape can be made look the opposite through facial expressions.
The researchers developed a set of three-dimensional animated images of faces with the help of software that allowed them to program the movement one or more of 42 individual facial groups of muscles, thereby forming different facial expressions.
Around 12 volunteers were then shown a random set of facial expressions and asked them to rate according to their trustworthiness, dominance and attractiveness.
Source: Medindia
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