From Discover Magazine, June 2002, Vital Signs
She also had a bigger problem: She couldn't recognize
faces. Pictures of high school friends were the faces of strangers. Patients with
this condition, called prosopagnosia, can identify a face as a face, its parts,
and even certain emotions, but they are unable to identify a particular face as
belonging to a specific person. Prosopagnosics often do not recognize their
own faces in the mirror, although they will recognize that they are looking at a
face.