The cover story on the most recent Harvard Business Review (HBR.ORG July-August 2021) poses the question “how good is your company at change?” The article referred to discusses identifying “change power” as a strong predictor of a company’s ability to adapt and change. It talks extensively about how Delta Air Lines changed Operational focus and responded across the whole organisation to provide a survivable response to the Covid 19 pandemic which initially decimated the airline industry. The operational improvements and speed of implementation were sector leading.