The facial composites I did recently seem to agree with this apparent shift; a similar shift was observed for eyebrow position.
Aesthetic Plast Surg. 2008 May 28.
The "Jaguar's Eye" as a New Beauty Trend? Age-Related Effects in Judging the Attractiveness of the Oblique Eye Axis.
BACKGROUND: The eye area plays an important role in the assessment of a person. Although plastic surgery in this area is quite common, only a few studies have evaluated the features that create an attractive eye. This study aimed to determine whether a preference exists for a certain eye axis. METHODS: The stimulus material comprised portrait images of seven women. Two versions of each face were generated that differed only in the position of the eye axis (normal vs rotated). The eye axis was rotated by raising the lateral canthus of the eye about 5 degrees . A total of 250 experimental subjects ranging in age from 15 to 84 years stated their preferential position of the eye axis (horizontal vs oblique). RESULTS: Clear evidence showed that age has an impact on the type of eye axis preferred. Young subjects (age, /=50 years) preferred the eyes more horizontal (p < href="http://www.ncbi.nlm.nih.gov/pubmed/18506510?dopt=Abstract">Link