Marketing's brightest will be more challenged – and have greater influence – in the years ahead.
The year is 2024, and more than 50 percent of American product purchases are made through e-commerce thanks in part to the rise of "app-tapping" (waving your phone to purchase a product) and speak-to-purchase ads that merge TV and streaming content with in-home digital assistants. Video games and social media are as popular as ever, though more and more people prefer to hang out in virtual-reality "PlaceScapes," where savvy marketers are starting to invest. The process once known as advertising is nearly unrecognizable as...