Explore the Incident Command System's origins and applications in this 39-minute LISA19 conference talk. Discover how a tool developed for real-world emergencies like earthquakes and forest fires can be adapted for managing production incidents in computer systems. Learn about the system's evolution, successes, and failures, and gain insights into implementing its most effective aspects for handling your own operational emergencies. Delve into topics such as the impact of changes, the importance of research, key roles like Incident Commander and Operations Lead, and the significance of flexibility in incident response. Gain valuable knowledge on anticipating, training for, and testing incident management strategies to improve your team's readiness for the next production incident.