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.

Mariano Epelbaum is a character designer, illustrator and traditional 2D animator. He has been working professionally since 1996 in various disciplines of animation and illustration, where character designs tend to be very expressive and original. Currently, Mariano works as an art director on several projects. He is always trying different styles and techniques.