Or else the interviews have been edited to make the subjects look foolish.

His subjects don't exactly look unhappy, but you get a sense they would rather be somewhere else.

Already the subject is looking good enough to eat.

This holds true if the subject is looking straight ahead or to one side.

So if your subject isn't looking right at the camera, red-eye is held in check.

"The result is that whatever the subject is looking at appears on this screen."

The subject was older, grayer, and looking far more prosperous.

The only time you feel his presence is when his subjects, which for the most part appear to know him, look back at the camera.

But of course the researchers and their subjects will also be looking for signs that the treatment works.

He does not try to make his subjects look pretty.