Your body language and vocal tone have an oversized impact on the message you’re delivering – meaning how you’re delivering what you say. When the audience’s trust of you is low and their concern about the issue that you’re talking about is high, which is often the case in the work that we do, people are scrutinizing everything about you: how you sound, your demeanor and your movements. The gestures that you use when you’re delivering your message either support, improve or diminish your trustworthiness and credibility in seven clear ways. So, don’t be a stiff.