In 2007, the Pittsburgh Steelers will turn seventy-five years old. So will Dan Rooney. In Dan Rooney , the owner talks about growing up on Pittsburgh's North Side, competing with Johnny Unitas for top high school quarterback honors in western Pennsylvania, learning the ropes of big-time sports from his father and mentor, Art Rooney ("the Chief"), helping to shape the modern NFL into America's all-consuming passion, and forging the Steelers into a...