David Rendall is a keynote speaker and author, and an Adjunct Professor of Management at The American College of Financial Services. During the last fifteen years, David has spoken to audiences on every inhabited continent. His clients include the US Air Force, Australian Government, and Fortune 500 companies such as Microsoft, AT&T, United Health Group, Fannie Mae, and State Farm Insurance. Prior to becoming a Certified Speaking Professional, he was a leadership professor and stand-up comedian. He also managed nonprofit enterprises that provided employment for people with disabilities. In between presentations, David competes in ultramarathons and Ironman triathlons.

David has a Doctor of Management degree (DM) in organizational leadership, as well as graduate degree in psychology. He is the author of four books: The Four Factors of Effective Leadership (2006); The Freak Factor (2011); The Freak Factor for Kids (2012); and Pink Goldfish (2018).