Shannon Messenger graduated from the USC School of Cinematic Arts, where she learned—among other things—that she liked watching movies much better than making them. She’s studied art, screenwriting, and film production, but she realized her real passion was writing stories for children. She’s the New York Times and USA TODAY bestselling author of the award-winning middle grade series, Keeper of the Lost Cities, as well as the Sky Fall series for young adults. Her books have been featured on multiple state reading lists, published in numerous countries, and translated into many different languages. She lives in Southern California with her family—and an embarrassing number of cats. Find her online at ShannonMessenger.com.

Suzanne Young is the New York Times bestselling author of The Program series. Originally from Utica, New York, Suzanne moved to Arizona to pursue her dream of not freezing to death. She is a novelist and an English teacher, but not always in that order. Suzanne is also the author of Girls with Sharp Sticks, All in Pieces, Hotel for the Lost, and several other novels for teens. Visit her online at AuthorSuzanneYoung.com or follow her on Instagram at @AuthorSuzanneYoung.

Jodi Picoult received an AB in creative writing from Princeton and a master’s degree in education from Harvard. The recipient of the 2003 New England Book Award for her entire body of work, she is the author of twenty-seven novels, including the #1 New York Times bestsellers House Rules, Handle With Care, Change of Heart, and My Sister’s Keeper, for which she received the American Library Association’s Margaret Alexander Edwards Award. She lives in New Hampshire with her husband and three children. Visit her website at JodiPicoult.com.

Samantha van Leer is a sophomore at Vassar College majoring in psychology with a minor in human development. She has four dogs: Alvin, Harvey, Dudley, and Oliver—for whom the prince in this story is named.

Lauren Barnholdt is the author of the teen novels The Thing About the Truth, Sometimes It Happens, One Night That Changes Everything, Two-way Street, Right of Way, and Watch Me. She is also the author of the middle grade novels The Secret Identity of Devon Delaney, Devon Delaney Should Totally Know Better, Four Truths and a Lie, Rules for Secret-Keeping, Fake Me a Match, and the Girl Meets Ghost series. She lives in Waltham, Massachusetts. Visit her at LaurenBarnholdt.com.

Jessi Kirby is the author of Moonglass, which was an ABA New Voices selection in 2011; In Honor; and Golden. When she’s not writing, she works as a middle school librarian. She lives with her husband and two children in Crystal Cove, California. Visit her at JessiKirby.com.

Jenny Han is the #1 New York Times bestselling author of the To All the Boys I’ve Loved Before series, now Netflix movies. She is also the author of The Summer I Turned Pretty series, Shug, and Clara Lee and the Apple Pie Dream. She is the coauthor of the Burn for Burn trilogy, with Siobhan Vivian. Her books have been published in more than thirty languages. A former librarian, Jenny earned her MFA in creative writing at the New School. She lives in Brooklyn, New York.

Cassandra Clare is the author of the #1 New York Times, USA TODAY, Wall Street Journal, and Publishers Weekly bestselling Shadowhunter Chronicles. She is also the coauthor of the bestselling fantasy series Magisterium with Holly Black. The Shadowhunter Chronicles have been adapted as both a major motion picture and a television series. Her books have more than fifty million copies in print worldwide and have been translated into more than thirty-five languages. Cassandra lives in western Massachusetts with her husband and three fearsome cats. Visit her at CassandraClare.com. Learn more about the world of the Shadowhunters at Shadowhunters.com.

Kresley Cole is the #1 New York Times bestselling author of the Immortals After Dark paranormal series and the young adult Arcana Chronicles. Her books have been translated into over twenty foreign languages, garnered three RITA awards, and consistently appear on the bestseller lists in the US and abroad. Before becoming a writer, Cole was a world-ranked athlete, coach, and graduate student. She has traveled over much of the world and draws from those experiences to create her memorable characters and settings. She lives in Florida with her family and “far too many animals,” and spends any free time traveling. You can learn more about her and her work at KresleyCole.com or Facebook.com/KresleyCole.