How'd they do that?

This is fascinating! Just follow the instructions:

1. See the four small dots lined up in the middle of the figure? Relax and concentrate on them for about 30 - 40 seconds.
2. Now, look quickly at a blank wall near you. You should see a circle of light developing.
3. Blink your eyes a few times.

Do you see a face emerging? Whose face is it?