Over the past 23 years David McKnight has helped put thousands of Americans on the road to the zero percent tax bracket. His bestselling book The Power of Zero has sold over 350K copies. For two consecutive years Forbes Magazine has ranked The Power of Zero as a top 10 financial resource in the country. When his follow-up book Tax-Free Income for Life launched in November of 2020, it finished the week as the #3 top-selling business books in the world. He and his wife Felice have seven children.