Public speaking tends to be a point of great anxiety for many individuals, but it could be a reality for some in their workplace. Whether you're leading a conference, pitching an idea or describing one's organization, persuasive speaking is a valuable skill. Sims Wyeth, president of Sims Wyeth and Co., focuses on helping individuals hone their abilities in this area. Now he talks to Tim Muma about the best way to effectively speak and persuade others.