Bookstagram might look like chaos from the outside. And to be fair, sometimes it is. People are yelling about fictional men, spiraling over plot twists, and forming full-blown friendships in the comments. But there’s a reason it works so well, and honestly, brands should be paying attention. As someone who spends a lot of time on Bookstagram, I can tell you this: People don’t show up just for book recommendations. They show up because the content makes them feel something, gives them...