Mary Barra, CEO of General Motors, fired 15 people when the report came out over the faulty ignition switch fiasco. 15 people in a chain of command to manage one ignition switch? That in itself should have told her everything she needed to know. The US Army only has eight ranks from private to general—and they fight wars on two continents! If you’ve got 15 people with some degree of responsibility in your chain of command, we can guarantee they’ll screw up; it’s just too cumbersome. How do you streamline the flow of information and manage excellence in your organization?