Jennifer Castle is the author of the Butterfly Wishes series, American Girl's Blaire series, and many other books for children and teens. She lives in New York's Hudson Valley with her husband, two daughters, and two tabby cats/writing assistants named Angel and Squash. Visit her online at www.jennifercastle.com and on Twitter at @jennifer_castle.

Sydney Hanson was raised in Minnesota alongside numerous pets and brothers. In addition to her traditional illustrations, Sydney is an experienced 2D and 3D production artist and has worked for several animation shops, including Nickelodeon and Disney Interactive. In her spare time, she enjoys traveling and spending time outside with her adopted brother, a Labrador retriever named Cash. She is the illustrator of the Unicorn Princesses series and the Escargot picture books, among other titles for children. Sydney lives in Los Angeles. Visit her online at www.sydwiki.tumblr.com.