RIDLEY PEARSON is an Edgar nominee, a Fulbright Fellow, and a #1 New York Times bestselling author of more than 50 award-winning suspense and young adult adventure novels. His novels have been published in two dozen languages and have been adapted for both network television and the Broadway stage. Ridley's middle grade series include Kingdom Keepers , Steel Trapp , and Lock and Key . His first original graphic novel, Super Sons: The PolarShield Project , was published as the launch title for DC Zoom. Ridley plays bass guitar in an all-author rock band with other bestselling writers (Dave Barry, Amy Tan, Mitch Albom, Scott Turow, Greg Iles, and occasionally Stephen King). He lives and writes in the Northern Rockies along with his wife, Marcelle. Berat Pekmezci was born and grew up in Istanbul, where he first began his studies in graphic arts. With a keen interest in storytelling and visual narrative, he turned his talents toward illustration and published his first graphic novels in Turkey.

After working as an art director at advertising agencies for several years, he moved to London and has been illustrating book covers and children's books ever since. Berat enjoys doodling on his sketchbooks in his travels and spending time with his cat.