Stacy McAnulty is the author of many books for children, notably the nonfiction picture book series Our Universe, which includes titles, Earth! My First 4.54 Billion Years, Mars! Earthlings Welcome, and Moon! Earth's Best Friend, among others. She's also the author of picture books Brains! Not Just a Zombie Snack, A Small Kindness, Beautiful, Brave, and Love, and she writes books for middle grade readers including The Miscalculations of Lightning Girl and Millionaires for the Month. Stacy lives in North Carolina with her family and as many dogs as she can sneak in the house.

Joey Chou was born in Taiwan and moved to sunny California in his early teens. There he received his BFA from Art Center College of Design in Pasadena. Joey works by day as a visual development artist on feature animated films, and by night as a picture book illustrator. He has illustrated such books as Group Hug, When the Snow Is Deeper Than My Boots Are Tall, Ruby's Chinese New Year, Monster & Son, and Disney Parks Presents: It's A Small World.