Book excerpt: From the million-copy-bestselling author of Execution 'Ingenious . . . An insightful and practical guide for leaders and practitioners at every level.' Forbes Welcome to the age of big tech. The old rules no longer apply. How do companies build a competitive advantage in the digital age? In this lively, accessible guide, Ram Charan - million-copy-bestselling author and advisor to some of the world's top CEOs - reveals that the tech giants have radically rewritten the rules of business. If you want to win, you need to learn to play a new game. Delving into the inner workings of the likes of Netflix, Amazon and Alibaba, Charan uncovers the six rules that the digital giants use to stay ahead: from their emphasis on creating corporate 'ecosystems', to the way they approach team organisation and moneymaking. And he outlines how to use these rules to transform your business, starting today. 'One of the world's preeminent counselors to CEOs.' Harvard Business Review 'The most influential consultant alive.' Fortune