Summary of The 21 Irrefutable Laws of Leadership by John C. Maxwell | Includes Analysis Preview: The 21 Irrefutable Laws of Leadership (2007) is a thorough look at the lessons in leadership the author, John Maxwell, has learned in his years as a pastor, leadership mentor, and consultant. This is the tenth anniversary edition of the book…. PLEASE NOTE: This is key takeaways and analysis of the book and NOT the original book. Inside this Instaread of The 21 Irrefutable Laws of Leadership: Overview of the book Important People Key Takeaways Analysis of Key Takeaways About the Author With Instaread, you can get the key takeaways and analysis of a book in 15 minutes. We read every chapter, identify the key takeaways and analyze them for your convenience.