Margaret Peterson Haddix is the author of many critically and popularly acclaimed YA and middle grade novels, including the Children of Exile series, The Missing series, the Under Their Skin series, and the Shadow Children series. A graduate of Miami University (of Ohio), she worked for several years as a reporter for The Indianapolis News. She also taught at the Danville (Illinois) Area Community College. She lives with her family in Columbus, Ohio. Visit her at HaddixBooks.com.

Obert Skye was born on a stormy night in the back of a fast-moving taxi, in the middle of the week during an average-length year. He is the middle child in a family with an odd number of children. Obert’s interests include falling from great heights, devouring books, and fighting for Foo. He also likes the beach. The author of the bestselling Leven Thumps series, Obert travels around the world telling all who will listen about the importance of Foo. He currently lives in the United States in a place a bit colder than he would prefer.

Alan Snow is a well-known author and illustrator of children’s books and has also worked in many fields of design and animation. He has written two novels, Here Be Monsters! and Worse Things Happen at Sea!, both set in the wonderfully weird world of Ratbridge. He lives in Bath, England.

Anne Ursu is the author of The Shadow Thieves, The Siren Song, and The Immortal Fire, all books in the Cronus Chronicles series. She’s also the author of the acclaimed novels Not Quite a Ghost, The Troubled Girls of Dragomir Academy, and The Real Boy, which was longlisted for the National Book Award. The recipient of a McKnight Fellowship Award in Children’s Literature, Anne lives in Minneapolis with her family and an ever-growing number of cats. Visit her at AnneUrsu.com.

Jane Johnson is a novelist, historian, and publisher. She is the UK publisher of many bestselling authors, including George R.R. Martin. She has written for both adults and children, including the bestselling novels The Tenth Gift and The Salt Road. Jane is married to a Berber chef she met while climbing in Morocco. She divides her time between London, Cornwall, and the Anti-Atlas Mountains. Connect with her on Twitter @JaneJohnsonBakr, on Facebook @Jane-Johnson-Writer, on Instagram @JaneJohnsonBakrim, or visit her website at JaneJohnsonBooks.com.

Kai Meyer is the author of many highly acclaimed and popular books for adults and young adults in his native Germany. Pirate Curse, the first book in the Wave Walkers trilogy, was praised by Booklist as "a fast-paced fantasy featuring plenty of action and suspense." The Water Mirror, the first book in the Dark Reflections Trilogy, was named a School Library Journal Best Book, a Locus Magazine Recommended Read, a Book Sense Children's Pick, and a New York Public Library Book for the Teen Age. It received starred reviews in both School Library Journal and Publishers Weekly. School Library Journal has called Meyer "an expert at creating fantastical worlds filled with unusual and exotic elements." For more information please visit his website at www.kaimeyer.com.

Linda Buckley-Archer is the author of the critically acclaimed Gideon trilogy. Originally trained as a linguist, she is now a full-time novelist and scriptwriter. She has written a television drama for the BBC and several radio dramas, as well as various journalistic pieces for papers like the Independent. The Gideon Trilogy was inspired by the criminal underworld of eighteenth-century London.

D.J. MacHale is the author of the #1 New York Times bestselling Pendragon series and the Morpheus Road series. He has written, directed and produced many television series and movies for young people that have been seen on Nickelodeon, The Disney Channel, HBO, Showtime, PBS, Discovery Kids, and the broadcast networks. D.J. lives with his family in Southern California.

Scott Westerfeld is the author of the Leviathan series, the first book of which was the winner of the 2010 Locus Award for Best Young Adult Fiction. His other novels include the New York Times bestseller Afterworlds, the worldwide bestselling Uglies series, The Last Days, Peeps, So Yesterday, and the Midnighters trilogy. Visit him at ScottWesterfeld.com or follow him on Twitter at @ScottWesterfeld.

Holly Black is the #1 New York Times bestselling author of fantasy books, including the Novels of Elfhame, The Coldest Girl in Coldtown, The Spiderwick Chronicles, and her adult debut, Book of Night, as well as an Arthurian picture book called Sir Morien. She has been a finalist for the Eisner Award and Lodestar Awards, and the recipient of a Mythopoeic Award, a Nebula Award, and a Newbery Honor. Her books have been translated into thirty-two languages worldwide and adapted for film. She currently lives in New England with her husband and son in a house with a secret library. She invites you to visit her online at BlackHolly.com or on Instagram @BlackHolly.