Young Adult fiction is a genre can range from high fantasy to contemporary. The subject matter can be as heavy as books written for older readers. And while its characters are usually teenagers, those popular enough are often read and beloved by fans of all ages.Those fans and their use of social media sites have made YA fiction more popular than ever.For this installment of "The Writers' Room," we talk to three young adult fiction authors on the state of the genre and the communities that fuel it. Want to support 1A? Give to your local public radio station and subscribe to this podcast. Have questions? Find us on Twitter @1A.