Vanessa Williams is an expert on body language, both in the science and the understanding. Get Vanessa's books, dive in, watch our videos, I promise you that they're so, so helpful. The first thing we looked at was people's hands to see if they were carrying a spear or some kind of a weapon back in caveman days. When you walk into a room, give a little wave around the table. It literally deactivates the amygdala where we process fear.