1997年の研究を紹介します。人間は相手の顔の左側を見て、魅力・年齢・性別などを判定することがわかりました。
Following previous studies, we found that subjects’ judgements of gender and expression were influenced more by the left than the right side of the face (viewer’s perspective). This left of face stimulus bias extended to judgements about facial attractiveness and facial age.
Perceptual asymmetries in judgements of facial attractiveness, age, gender, speech and expression
