This week's special guest is historian and author Mike Richman, who just wrote a book titled "George Allen: A Football Life." He has also authored "The Redskins Encyclopedia," "The Washington Redskins Football Vault," and "Joe Gibbs: An Enduring Legacy." Finally, he has written thousands of feature articles for such publications as The Washington Post, The Baltimore Sun, and Sports Illustrated. This episode focuses on Mike's new biography of Hall of Fame coach George Allen.