Dr. Katie O'Connell is a child clinical psychologist, family and community educator, and independent consultant. She specializes in early childhood development and the neuroscience of attention deficit disorder, learning issues, anxiety and depression, and related psychological conditions. Dr. O'Connell earned her bachelor's degree in Psychology and Writing-Intensive English from Marquette University in 1990, and her Master's and PhD degrees in Child Clinical Psychology from DePaul University in 1996. She completed her clinical training at the University of Chicago. She currently serves on the Board of Trustees of the Walnut Hill School For The Arts. Claire Philip is an experienced children's author and editor based in the beautiful Lake District, in the UK. She loves writing both fact and fiction books for young children. As well as working on lots of books, she enjoys walking in the hills, yoga, and cuddling her cat Bruce. Stef Murphy is a freelance illustrator based in London. She has been drawing and storytelling from a young age. Her playful style and varied textures are achieved using rollers, sponges, brushes, and sometimes even twigs.