Megan Cooley Peterson is an author, editor, and coffee drinker. As a teenager, Megan was part of a repressive, cult-like doomsday church that didn't like to be questioned. She questioned anyway. The author of more than 80 nonfiction books for children, she has written on a wide variety of topics, including dinosaurs, sharks, urban legends, and haunted objects. This is her first YA novel. She lives in Minnesota with her husband and daughter.

Dario Brizuela was born in Buenos Aires, Argentina, and as a teen he began studying in an art school-doing drawing, sculpture, painting, and more. After discovering superhero comic books, his goal was draw his favorite characters.

He broke into comics by working for publishers like Dark Horse Comics, Image, Mirage Studios, IDW, Titan publishing, Soleil Productions, Viz Media, Little, Brown and Company, DC Comics, and Marvel Comics, and for companies like Hasbro and Lego.

His comic book and illustration work in the U.S. and Europe includes: Star Wars Tales, Dioramas, Ben 10, Super Friends, Justice League Unlimited, Voltron Force, Batman: The Brave and the Bold, Transfomers, Mini Hulks, Gormiti, Superhero Squad, Scooby Doo, and Beware The Batman.