Harvard Business School experts on technology, strategy and operations explain how artificial intelligence and digital technologies are fundamentally changing the structure of the economy and how companies compete within it. Shows that the era of artificial intelligence is characterized by the emergence of a fundamentally new kind of firm. Presents a new framework for rethinking firms and their business and operating models. Explains how "collisions" between AI-driven, digital, and traditional/analog firms are reshaping competition and even altering the structure of our economy. Shows how these "collisions" force traditional companies to change how they operate, most critically in how they architect their operating model to drive scale, scope, and learning. Explains the risks companies will face and how to overcome them, as well as the new challenges and responsibilities for leaders. Audience: Executives across all sectors and industries of the economy. Managers who have operating and profitability responsibilities for business units and company operations. Participants in the authors' exec ed and MBA courses.