Authenticity doesn’t happen naturally. That’s right: authenticity doesn’t happen naturally. How can that be? After all, if you are authentic then wouldn’t it make sense just to speak from your heart, with no practice at all? Not necessarily. An authentic presentation requires hours of work—digging deeper into your soul than you ever have, choosing the right words that best represent the way you feel about your topic, delivering those words for maximum impact, and making sure that your nonverbal communication—your gestures, facial expressions, and body language—are consistent with your message.