In an age where consumer attention spans are at an all-time low, something curious is happening: under the right circumstances, consumers are spending hours - even days - immersed in lush fictional worlds such as Harry Potter, Game of Thrones, and The Avengers. However, world building isn't just for blockbuster entertainment franchises. When executed well, brands can create immersive worlds of their own, significantly driving brand loyalty in the process. We spoke with Tara Deveaux and Shawn Shahani of Wild Card about a new study on world building and consumer behavior. They shared what marketers could learn from Hollywood producers, and gave tips on creating a world of engagement around your brand.