Nancy Duarte is CEO of Duarte, Inc. and the author of Resonate, Slide:ology, and the HBR Guide to Persuasive Presentations. She has 20 years of experience working with global companies and thought leaders, and she has influenced how the world perceives some of the most important brands and entities, including Apple, Cisco, Facebook, GE, Google, HP, TED, Twitter, and the World Bank. Nancy has a passion for teaching others about the power of persuasive presentations that drive change in the world.