For a long time, authors were taught to think in books. The goal was simple: write a book, publish it, market it, and then move on to the next one. That approach can absolutely work, and there will always be a place for great standalone books. But if you look at many of the most successful indie authors today, you'll notice that they're often building something much larger than individual titles. They're building story worlds. One of the biggest shifts we've seen in publishin