Perhaps one of the most successful fictional authors of recent time, J.K. Rowling has truly made a name for herself. And, not just as the author of the global phenomenon Harry Potter series and creator of Hogwarts, but as an outspoken Twitter user, famously shutting down a Serena Williams hater. J.K. doesn’t shy away from giving an opinion or blatant burn to fans, followers, critics, politicians, and trolls alike. Whether she’s writing an entire series or using 140 characters or less, the world is listening to what J.K. Rowling has to say.