Eric Braun is a children's author and editor. He has written dozens of books on many topics, and one of his books was read by an astronaut on the International Space Station for kids on Earth to watch. Eric lives in Minneapolis with his wife, two kids, and a dog who is afraid of cardboard.

Alex Lopez is from Sabadell, Spain. He became a professional illustrator and comic-book artist in 2001, but he's been drawing ever since he can remember. Lopez's pieces have been published in many countries, including the United States, United Kingdom, Spain, France, Italy, Belgium, and Turkey. He's also worked on a variety of projects from illustrated books to video games to marketing pieces.