Implementing the Incident Command System (pbv)[PAPERBACK VERSION] Every cultural repository needs two management structures: the day to day, business as usual hierarchy, and a supercharged management structure that takes over during a crisis. Emergency responders have used such a supercharged structure for years: the Incident Command System (ICS). The ICS can scale up to handle disasters that threaten large areas. But the ICS was designed to scale down as well as up. Few practitioners have shown