Try to locate the smallest detail that still affects your understanding of the whole image. Trace the broadest shapes first, then see how the smaller elements fit among them.

A selected portrait in the image collection
A portrait for a second look
A portrait study from the collection
A gallery frame for a closer look
A portrait that brings the subject into view
A view from the featured selection
A person pictured in a portrait
A composition from the portrait collection
A portrait selected for a closer look
One of the featured portraits