Europeans good at distinguishing facial expressions

August 18th, 2009 - 4:41 pm ICT by IANS  

London, Aug 18 (IANS) Asians tend to have a tougher time than Europeans when it comes to telling the difference between a face that looks fearful versus surprised, disgusted versus angry, according to a new study.
“We show that easterners and westerners look at different face features to read facial expressions,” said Rachael E. Jack of The University of Glasgow (U-G).

“Westerners look at the eyes and the mouth in equal measure, whereas easterners favour the eyes and neglect the mouth. This means that easterners have difficulty distinguishing facial expressions that look similar around the eye region,” Jack added.

The discovery shows that human communication of emotion is a lot more complex than experts had believed, said researchers led by Roberto Caldara, U-G.

As a result, facial expressions that had been considered universally recognizable cannot be used to reliably convey emotion in cross-cultural situations.

The researchers studied cultural differences in the recognition of facial expressions by recording the eye movements of 13 Western Caucasian and 13 East Asian people while they observed pictures of expressive faces and put them into categories: happy, sad, surprised, fearful, disgusted, angry, or neutral.

The faces were standardized according to the so-called Facial Action Coding System (FACS) such that each expression displayed a specific combination of facial muscles typically associated with each feeling of emotion.

They then compared how accurately participants read those facial expressions using their particular eye movement strategies.

It turned out that easterners focussed much greater attention on the eyes and made significantly more errors than westerners did.

These results were published online in Current Biology.

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