Last Thursday, the Hammes Notre Dame Bookstore, South Bend, Ind., hosted an event for Mike Harrity, author of Coaching Wisdom (Sellers Publishing). In the book, Harrity, associate athletics director at the University of Notre Dame, offers a personal look at the motivational styles and winning leadership principles of such leaders as Tony Dungy, Don Shula, Brad Stevens, Lou Holtz, John Wooden, Scotty Bowman, Sue Enquist and others.