1.
Now the trial against Saddam Hussein has started again, and CNN sends a lot from it.

Saddam Hussein and the other accused make a lot of the hand movements which the illegal satellite signals increase. Also the judge make some.

It seems to be people who are physical relaxed who react most visibly on the signals which increase hand movements.

2.
Also politicians who only listen to others speeches in parliaments, seem to react quite visibly on the signals which increase hand movements.

3.
And people who are concentrated, like news presenters, react more visibly on the signals which increase the eye blinking.