We all wish we could sharpen key management skills-like writing more effective emails or proposals, focusing to-do lists on what really matters, giving more persuasive presentations, or dealing with a boss who makes you want to scream. But who has the time? The HBR Guides can help. In the HBR Guide to Persuasive Presentations, by presentations expert Nancy Duarte: Learn how to engage your audience, sell your ideas, and motivate people to act on them.