A third group of physicians are seeing the pineal gland in the Eye of Horus. Okay, now we have a decision to make. Are none, or some, or all of these researchers guilty of familiarity bias – seeing faces in the clouds that are not there – due to their familiarity with the shapes within their specialty? I don’t know, and don’t pretend to know, but it is a question that must be asked. – Indy Beagle