Rachel Vail is the award-winning author of the critically acclaimed novels If We Kiss and Lucky, Gorgeous, and Brilliant (the Avery sisters trilogy) and more than a dozen other novels for young teens, including the Friendship Ring series. Rachel has also written many beloved picture books, including Piggy Bunny and Sometimes I'm Bombaloo, and two hit novels for elementary school kids, Justin Case: School, Drool, and Other Daily Disasters; and Justin Case: Shells, Smells, and the Horrible Flip-Flops of Doom. Rachel lives in New York City with her husband and their two sons.