For these movers and shakers, the future arrives every day, as they traverse the fast-morphing business landscape to deliver more customers, increase revenue, improve the user experience—and make their CEO bosses look good. Welcome to the Adweek 50, our annual celebration of the most indispensable executives across marketing, media and technology. Two themes define this year’s list: transformation and automation. Harnessing the power of bots, machine learning, big data and advanced algorithms drives the entire ecosystem forward with the promise of greater speed, efficiency and profits.