Rita Gunther McGrath, a Professor at Columbia Business School, is a globally recognized expert on strategy in uncertain and volatile environments. Her thinking is highly regarded by readers and clients who include Pearson, Coca-Cola Enterprises, General Electric, Alliance Boots, and the World Economic Forum. She is the author of The End of Competitive Advantage: How to Keep Your Strategy Moving as Fast as Your Business. In this interview, we discuss the end of sustainable competitive advantage and a the new strategy playbook for establishing a transient advantage.