Sheryl Haft is an educator and founder of Kids Engineer!, an engineering and invention-building after-school program. She also serves on a board of Cornell University, and as a mentor to underserved children with Free Arts NYC. Sheryl lives with her family in New York City.
Jane Masseylives and works in Hove on the South Coast of England. She has illustrated many books for children, and has created artwork for greeting cards, packaging and advertising.