If the image includes a strong line, follow it and notice where it leads your eye. Take in the overall arrangement before deciding whether any single detail defines the portrait.

A portrait image selected for the collection
A view from the portrait series
A portrait to view as a complete composition
Selected for this portrait series
A gallery selection built around portraiture
A frame for comparing first impressions
A gallery portrait to view at a slower pace
A frame to linger over
A study of a person through portraiture
From this set of portraits