K.D. Halbrook is the author of the critically acclaimed young adult novels Every Last Promise, which Kirkus Reviews called “lyrically written and ebbing with suspense” in a starred review, and Nobody But Us, which was called “raw, immediate, and utterly unflinching” by Booklist. She’s the cofounder of the popular website YAHighway.com and lives with her family in Seattle. She can be found online at KristinHalbrook.com and on Twitter @KristinHalbrook.