Sheila Keenan is an established author of fiction and nonfiction for young people. Her books include the Eisner-nominated graphic novel Dogs of War, the picture book As the Crow Flies, I Spy The Illuminati Eye, and O, Say Can You See? America's Symbols, Landmarks and Inspiring Words, among other selected titles. She lives in New York City.

Andrew Thomson is an illustrator and artist, currently living and working near Guildford in the south of England. He studied illustration in Preston and graduated in 2010, and has been exchanging pictures for money ever since.