When you think of iconic and successful CEOs, names like Bill Gates, Steve Jobs, Howard Schultz, Jack Welch, and Sam Walton probably spring to mind.Can you name a 4-time CEO who orchestrated overwhelming turnarounds at each of his stopping points?Hunter Harrison did, and he's the subject of the book, Railroader: The Unfiltered Genius and Controversy of Four-Time CEO Hunter Harrison.Our guest is the author of this biography, Howard Green. We talk about the CEO's childhood, the relationship with his father, 3 keys to his emerging success as a railroader, and much more.