Dating sites attractiveness rating
Fisher says that women around the world signal interest with a remarkably similar sequence of expressions.
Celebrity Big Brother contestant Gemma Collins (right) was rated 'Nice', but the app believed the 34-year-old reality star to be 53 years old The Duchess of Cambridge, 33, (left) got a 'Nice' rating and was labelled as being 35.
Participants rated the men pictured on several traits, including attractiveness.
That women said the most attractive beard length was heavy stubble. "An intermediate level of beardedness is most attractive," they add.
One of the best documented findings in psychology is the halo effect, a bias where you unconsciously take one aspect of somebody as a proxy for their overall character.
It's why we think beautiful people are good at their jobs, even when they aren't necessarily.