The Dad CoachBy: Mike Matheny The New York Times bestselling author of The Matheny Manifesto offers the definitive guide to coaching youth baseball and instilling positive values on and off the field. Long before he became manager of the St. Louis Cardinals and Kansas City Royals, Mike Matheny grasped the core values of what really mattered when it came to playing baseball. It wasnt attention from fans or the trophy at the end of a season that guided his morals,