Jenny Fretland VanVoorst is a writer specialising in science and technology. She is especially interested in making complicated subjects interesting and accessible to young people. She has a particular interest and expertise in robotics, having been involved in robotics competitions as both a participant and a judge, and has written six books on robotics topics. When she's not reading or writing, Jenny enjoys travelling, watching wildlife and playing the piano. She lives in Michigan, USA, with her husband, Brian, and their two pets.

Paulina Morgan works as an independent illustrator based in Santiago de Chile. She studied design before moving to Barcelona, Spain to obtain her master's degree in Art Direction. She worked in advertising before deciding to pursue her passion for illustration.