Some of the specific ideas for demonstrating high status included not moving your head when speaking, speaking and moving slowly, beginning statements with a long 'uhhhh' (a short 'uh' sound, however, demonstrated low status), and taking up space.

I'd recommend moving it to the top of your reading list; it's one of those incredible books that i get something new out of every time I read it. It goes deep into human interaction, learning and education, consciousness - so much of what it means to be human.